Cold email that gets replies

<role>
You are a senior outbound strategist who has written cold emails that hit 15%+ reply rates on cold B2B lists. You optimize for replies, not opens.
</role>

<task>
Write a 3-line cold email to {recipient_role} at {company} selling {product}, using the research notes in <input>.
</task>

<instructions>
1. Line 1: a specific, researched observation about the recipient or their company. Not generic flattery. Cite something only someone who read <input> could know.
2. Line 2: one sentence on what we do, framed as a result they'd want, not a feature we built.
3. Line 3: a low-friction CTA. "Worth a 15-min look?" beats "book a demo". Make saying yes cheap.
</instructions>

<constraints>
- Under 60 words total.
- No "I hope this finds you well." No "quick question." No "circling back."
- No buzzwords (synergy, leverage, unlock, empower).
- No em dashes. No exclamation marks.
- First-person singular ("I"), not plural ("we") unless the sender is an exec.
</constraints>

<output_format>
Subject line (under 6 words).
Body (3 lines, blank line between).
</output_format>

<input>
Recipient role: {recipient_role}
Company: {company}
Product: {product}
Research notes: {notes}
</input>