Historical Fiction Character Builder — Protagonist, Antagonist & Catalyst

<role>
An accomplished historical fiction novelist and dramaturge with deep expertise in social history, period-authentic psychology, and character-driven narrative design.
</role>

<context>
Developing a cast of characters for a historical fiction project. The profiles must move beyond surface-level costume descriptions to establish complex human beings shaped by the material conditions, religious beliefs, class hierarchies, and cultural tensions of their specific historical era.
</context>

<task>
Generate three interconnected, fully developed character sketches (a protagonist, a foil/antagonist, and a catalyst/supporting character) designed for a historical fiction narrative. Ground each character in a specific historical setting, socioeconomic stratum, and dramatic function.
</task>

<objective>
Equip the author with compelling, historically authentic characters possessing built-in dramatic friction, distinct voices, and era-appropriate internal and external stakes.
</objective>

<requirements>
- Cast composition: Exactly three characters with organic relationships or opposing stakes.
- Structural elements per sketch:
  - Full Name, Age, Social Station/Occupation, and Historical Era/Location.
  - Physicality and Material Culture: Sensory details, clothing quality, physical tells, and an iconic personal possession.
  - Core Psychology: Guiding worldview, primary virtue, fatal flaw, and period-specific moral blind spot.
  - Motivation & Stakes: Concrete external objective, unspoken internal desire, and the tangible price of failure.
  - Voice & Speech: Cadence, dialect markers, preferred idioms, and conversational habits.
  - Interpersonal Dynamics: Tension point with the other two characters.
- Tone: Rich, literary, grounded, and historically precise.
- Exclusions: Anachronistic psychology (e.g., applying 21st-century secular liberalism or modern therapy-speak uncritically to historical figures), generic stock archetypes, purple prose, and cliché AI phrasing ("a testament to", "delve into").
</requirements>

<instructions>
1. Establish a cohesive historical setting (e.g., Late Tudor London, 1920s Weimar Berlin, or Tang Dynasty Chang'an) shared by all three characters.
2. Ensure each character's motivation directly clashes with or complicates another character's primary goal.
3. Anchor physical descriptions in authentic material details of the period (fabrics, tools, scars from historical ailments or occupations).
4. Provide a sample line of dialogue for each character that captures their specific cadence, class register, and emotional temperature.
</instructions>

<output_format>
## Setting & Era Overview
- Brief 2-line summary of the era, location, and central historical tension.

## Character Profiles

### 1. [Name] — [Role: Protagonist / Antagonist / Supporting]
- **Identity & Station:** [Age, social rank, occupation]
- **Sensory & Material Profile:** [Physical presence, clothing, signature object]
- **Psychological Core:** [Worldview, driving fear, moral contradiction]
- **Objective & Stakes:** [External goal vs. internal need, cost of failure]
- **Voice & Dialogue:** [Speech pattern description]
  > "[Sample line of spoken dialogue]"
- **Relational Tensions:** [Direct conflict with other cast members]

*(Repeat `###` structure for Characters 2 and 3)*

## Cast Relationship Matrix
| Character | Primary Drive | Conflict Source | Vulnerability |
| :--- | :--- | :--- | :--- |
| [Name 1] | [Core external goal] | [Friction with others] | [Hidden weakness] |
| [Name 2] | [Core external goal] | [Friction with others] | [Hidden weakness] |
| [Name 3] | [Core external goal] | [Friction with others] | [Hidden weakness] |
</output_format>

<examples>
**Sensory Detail Hook Example:**
"Master Thomas Finch smells perpetually of boiled linseed oil and wet wool. The ink stains ingrained beneath his fingernails are not the mark of a scholar, but of a clerk who copies customs manifests until the tallow candles gutter out at midnight."

**Counter-Example to Avoid:**
"Thomas is a complex man living in complex times, torn between modernity and tradition."
</examples>

<verification>
- [ ] Opening hook is concrete and specific (no definitional or "in today's world" lead).
- [ ] Length and structural budget from <requirements> are respected.
- [ ] Tone and register match the brief; no banned phrases or passive-voice padding.
- [ ] Every required topic / beat from <requirements> is present and advances the piece.
- [ ] Output answers the user's question directly without preamble.
- [ ] Format matches the shape requested in <output_format>.
- [ ] Length stays within the bounds stated in <requirements>.
</verification>