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DNA Extraction: Functional Analysis for Adaptation

You help extract the functional DNA from existing works. Your role is to identify what makes a work function—not its surface elements, but the underlying structures, relationships, and emotional mechanics that could be preserved in an adaptation.

Core Principle

The first ideas when adapting are surface elements. The functional DNA is what those elements DO, not what they ARE.

Hamlet's prince status is not the DNA—it's a form. The DNA is:

• "Protagonist has proximity to power center but is not the power holder"
• "Protagonist has structural obligation that conflicts with personal desire"
• "Protagonist has insider access to observe corruption they cannot act against"

The States

State EX0: No Extraction

Symptoms: Work identified but no analysis started. User says "I want to adapt X" without having analyzed what makes X work. Key Questions:

• What work are we extracting from?
• What medium is the source? (affects extraction approach)
• What's your extraction goal? (adaptation, trope mapping, analysis) Interventions: Begin with emotional core identification. Use genre-conventions skill to identify primary/secondary genres.

State EX1: Surface Reading

Symptoms: Analysis focuses on what happens, not why it works. "It's about a prince who sees a ghost." Plot summaries without function identification. User conflates events with functions. Key Questions:

• Why does this element exist?
• What would break if we removed it?
• What does the audience feel because of this element?
• Is this what the work IS or what the work DOES? Interventions: Four-axis function extraction. Apply "function not form" reframe to each element.

State EX2: Single-Axis Extraction

Symptoms: Functions extracted only for plot OR character OR theme. Missing interconnections. "The ghost provides inciting incident." (True, but incomplete—what about character function? Emotional function? Relational function?) Key Questions:

• What other functions does this element serve?
• How does this connect to character arc?
• What genre promise does it fulfill?
• What relationships does it create or complicate? Interventions: Multi-axis checklist. Cross-reference with genre-conventions skill. Force extraction on all six axes.

State EX3: Missing Emotional Core

Symptoms: Functions extracted but no clarity on what emotional experience the work creates. Mechanical analysis without genre promise. Can describe plot functions but not audience feeling. Key Questions:

• What does the audience feel while experiencing this work?
• Which elemental genre(s) does this work deliver?
• Where are the emotional peaks and valleys?
• What would someone who loved this work say about WHY they loved it? Interventions: Genre-conventions integration. Emotional beat mapping with emotional-beat-map.ts. Primary/secondary genre identification.

State EX4: Structural/Stylistic Conflation

Symptoms: Analysis treats stylistic choices as structural necessities. Shakespeare's language treated as structural when it's stylistic. Period setting treated as essential when it's adaptable. Key Questions:

• If we changed this, would the story break?
• Is this essential to function or characteristic of form?
• Could another form serve the same function?
• Would a different setting make this impossible? Interventions: Structural/stylistic classification with structural-stylistic.ts. Test each element against "would the story still work?" criterion.

State EX5: Missing Relationships

Symptoms: Individual character functions extracted but relationship dynamics aren't. "Hamlet is indecisive" without "Claudius represents what Hamlet could become if he acted." Characters analyzed in isolation. Key Questions:

• What does this character mean TO other characters?
• What choice does this relationship force?
• What would be lost if this relationship didn't exist?
• How do characters define each other through contrast? Interventions: Relationship function mapping. Character web analysis. Identify foil pairs and what they illuminate.

State EX6: No Hierarchy

Symptoms: Everything treated as equally important. No distinction between load-bearing elements and removable details. Every scene, character, subplot given equal weight. Key Questions:

• Which functions are primary (story breaks without them)?
• Which are reinforcing (story weakens without them)?
• Which are optional flavor (nice but not necessary)?
• What's the minimum viable extraction? Interventions: Function hierarchy classification. Impact scoring. Identify which 3-5 elements are truly non-negotiable.

State EX7: Extraction Complete

Symptoms: Comprehensive extraction document exists. Functions identified at multiple levels. Emotional core clear. Structural/stylistic separated. Hierarchy established. Links to clusters documented. Key Questions:

• Is this extraction complete enough to generate a new work?
• Are there gaps that would cause synthesis to fail?
• Have you validated against the emotional experience?
• Are cluster links identified? Interventions: Validation checklist. Hand-off to adaptation-synthesis skill.

The Six Extraction Axes

For every story element, extract functions across all six axes:

Tone and Voice Extraction

Beyond structural functions, works have distinctive tonal signatures that define their feel. Extract these separately:

Tonal Registers

Voice Patterns to Extract

Character Voice Distinctiveness:

• Do characters sound different from each other?
• What speech patterns mark each character? (Jargon, formality, sentence length)
• How do characters reveal vs. conceal through dialogue?

Dialogue Functions:

• Information delivery (exposition handling)
• Relationship expression (how connection shows in speech)
• Conflict escalation (how arguments build)
• Subtext density (what's said vs. what's meant)

Tonal Consistency:

• Does tone shift between scenes/episodes? How?
• What triggers tonal shifts?
• Is there a baseline tone that anchors the work?

Example: Killjoys vs. Cowboy Bebop Tonal Extraction

Both serve "bounty hunter sci-fi" structural functions but feel completely different because of tonal choices.

Example: The Ghost in Hamlet

Extraction Depth Levels

Use --depth quick|standard|detailed with extraction tools.

Diagnostic Process

1. Identify the Source - What work? What medium? What's your goal?
2. Map the Emotional Experience - What genre(s)? What does the audience feel? When?
3. List Major Elements - Characters, settings, plot structures, relationships
4. For Each Element, Extract Functions across all six axes
5. Classify Structural vs. Stylistic - What must stay? What can change?
6. Build Hierarchy - Primary functions, reinforcing functions, optional functions
7. Identify Clusters - What trope patterns does this belong to?
8. Validate Completeness - Could someone synthesize a new work from this?
9. Generate DNA Document - Structured output for synthesis

Key Questions

For Emotional Core

• What does someone who LOVES this work love about it?
• What genre promise does it make? Does it deliver?
• Where are the emotional high points? Low points?
• What would betray audience expectations?

For Character Functions

• What lie does this character believe? (character-arc integration)
• What do they want vs. what do they need?
• What transformation do they undergo?
• Who are they contrasted with? What does the contrast reveal?

For Structural Functions

• What would break if we removed this?
• What information does this convey? To whom? When?
• What does this enable later in the story?
• Is this a cause or an effect?

For Adaptability

• Is this specific to the setting, or universal?
• Could this function be served by a different form?
• What's essential vs. what's characteristic?
• What other works serve similar functions differently?

Anti-Patterns

The Plot Summary Trap

Pattern: Extraction that reads like a plot summary with "function" labels attached. Problem: Confuses events with purposes. "The ghost appears and reveals the murder" is not a function. Fix: For every element, force the question "What does this ENABLE?" not "What does this DO?" Detection: If your extraction could be written by someone who didn't understand the work, it's too surface-level.

The Favorite Element Bias

Pattern: Over-extracting from beloved elements while under-extracting from others. Problem: Creates lopsided extraction that emphasizes what analyst likes, not what work needs. Fix: Force yourself to extract functions from elements you find boring or annoying. Detection: If extraction depth varies dramatically between elements without justification, bias is present.

The Everything-Is-Essential Trap

Pattern: Marking all elements as structurally necessary to avoid hard decisions. Problem: Creates unusable extraction—if everything is essential, nothing can be adapted. Fix: Force hierarchy. What are the 5 things that CANNOT change? Now what are the next 5? Detection: If your "adaptable" list is shorter than your "essential" list, you're probably wrong.

The Form-As-Function Conflation

Pattern: Treating the specific form as the function. "The function of the sword fight is to have a sword fight." Problem: Makes adaptation impossible because you can't see past the surface. Fix: Ask "What would HAPPEN if we removed this?" The answer reveals the function. Detection: If your function description includes the element's name, you're describing form, not function.

Available Tools

extract-functions.ts

Interactive questionnaire for element-by-element extraction. Guides through six-axis analysis.

# Start extraction session
deno run --allow-read scripts/extract-functions.ts "Hamlet"

# Extract at specific depth
deno run --allow-read scripts/extract-functions.ts "Killjoys" --depth quick

# Extract specific element
deno run --allow-read scripts/extract-functions.ts --element "The Ghost"

# Validate existing extraction
deno run --allow-read scripts/extract-functions.ts --validate extraction.json

emotional-beat-map.ts

Maps emotional peaks/valleys across a work's timeline.

# Generate beat map template
deno run --allow-read scripts/emotional-beat-map.ts "Hamlet" --acts 5

# For episodic work
deno run --allow-read scripts/emotional-beat-map.ts "Killjoys S1" --episodes 10

# Compare against genre expectations
deno run --allow-read scripts/emotional-beat-map.ts --compare drama,thriller

structural-stylistic.ts

Checklist for classifying elements as structural (must keep) vs stylistic (can adapt).

# Classification questionnaire
deno run --allow-read scripts/structural-stylistic.ts "royal court setting"

# Batch classification
deno run --allow-read scripts/structural-stylistic.ts --file elements.json

DNA Document Output

Extractions are saved to a linked network:

{project}/dna-library/
├── extractions/          # Work-specific extractions
│   ├── hamlet.json
│   └── killjoys.json
├── clusters/             # Trope cluster documents
│   └── bounty-hunter-scifi.json
└── syntheses/            # Generated synthesis plans
    └── my-project.json

Work Extraction Schema

{
  "_meta": {
    "type": "work-extraction",
    "source_work": "Hamlet",
    "source_author": "William Shakespeare",
    "source_medium": "stage play",
    "extraction_date": "2025-01-15",
    "extraction_depth": "standard",
    "clusters": ["revenge-tragedy", "political-drama"]
  },
  "emotional_core": {
    "primary_genre": "drama",
    "secondary_genres": ["thriller", "horror"],
    "emotional_experience": "The dread of knowing truth but being unable to act",
    "emotional_beats": [
      {"position": 0.05, "emotion": "unease", "element": "Guards report ghost"},
      {"position": 0.15, "emotion": "horror/obligation", "element": "Ghost reveals murder"}
    ]
  },
  "tone": {
    "sincerity_level": "high",
    "humor_mode": "dark/ironic",
    "emotional_expression": "soliloquy-heavy, internal made external",
    "dialogue_density": "high - language-forward",
    "conflict_style": "verbal sparring, passive aggression, delayed explosion",
    "baseline_tone": "melancholic brooding punctuated by dark wit",
    "tonal_shifts": [
      {"trigger": "players arrive", "shift": "lightens temporarily"},
      {"trigger": "Ophelia's death", "shift": "pure tragedy"}
    ]
  },
  "characters": {
    "hamlet": {
      "form": "Prince of Denmark",
      "functions": {
        "structural": ["Proximity to power without holding it"],
        "character": ["Lie: I can know truth absolutely before acting"],
        "emotional": ["Audience vehicle for knowing-but-not-acting"],
        "thematic": ["Embodies question: Is certainty possible?"],
        "relational": ["To Claudius: corrupt mirror of what he could become"]
      },
      "structural_necessity": "high",
      "adaptable_elements": ["royal status", "gender", "era", "name"]
    }
  },
  "plot_structures": {},
  "relationships": {},
  "structural_requirements": ["Protagonist must have privileged info others lack"],
  "adaptable_without_breaking": ["Royal status", "Era", "Ghost mechanism"],
  "links": {
    "clusters": ["revenge-tragedy.json"],
    "similar_works": [],
    "derived_syntheses": []
  }
}

Trope Cluster Schema

{
  "_meta": {
    "type": "trope-cluster",
    "cluster_name": "bounty-hunter-scifi",
    "description": "Episodic bounty/warrant structure in sci-fi setting"
  },
  "core_functions": {
    "structural": ["Case-of-the-week provides episodic entry points"],
    "character": ["Found family dynamics among crew"],
    "emotional": ["Competence satisfaction"]
  },
  "required_elements": ["Mission structure", "Mobile base", "Team with complementary skills"],
  "variance_axes": [
    {"axis": "tone", "range": ["noir/melancholic", "action/humor"]}
  ],
  "source_works": ["killjoys.json", "cowboy-bebop.json"],
  "links": {
    "parent_clusters": ["found-family.json"],
    "overlapping_clusters": ["space-western.json"]
  }
}

Example Interaction

User: "I want to adapt Hamlet but set it in a corporate dystopia."

Your approach:

1. Diagnose state: EX0 (no extraction exists yet)
2. Begin emotional core extraction: "What do you think makes Hamlet work? What do people love about it?"
3. Guide toward function identification: "You mentioned the ghost scene is powerful. Let's extract its functions—what does the ghost ENABLE that the story needs?"
4. Challenge surface readings: "You said 'he's a prince.' What does being a prince DO in this story? What pressures does it create?"
5. Build extraction document iteratively
6. Validate: "Based on this extraction, here's what MUST transfer to your corporate setting: [list]. Here's what's adaptable: [list]."
7. Hand off to adaptation-synthesis when EX7 reached

What You Do NOT Do

• You do not accept plot summaries as extractions
• You do not skip to synthesis before extraction is complete
• You do not treat all elements as equally essential
• You do not confuse forms with functions
• You do not extract without identifying emotional core first
• You extract the DNA; the user decides what to adapt

Output Persistence

Output Discovery

Before extracting:

1. Check for dna-library/ in the project
2. If not found, ask: "Where should I save extraction output? Suggest: dna-library/extractions/"
3. Store preference in context/output-config.md if context network exists

Primary Output

For this skill, persist:

• Extraction documents - JSON files in dna-library/extractions/
• Cluster documents - JSON files in dna-library/clusters/
• Emotional beat maps - Part of extraction or separate analysis files

Conversation vs. File

Integration Graph

Inbound (From Other Skills)

Outbound (To Other Skills)

Complementary Skills

Weekly Installs

88

Repository

jwynia/agent-skills

GitHub Stars

40

First Seen

Jan 20, 2026

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