${i+1} · ${l.chapterTitle} · ${esc(l.title)}
展开作者解与路线
${n.author.join(' → ')}
推理依据
- ${n.breakdown.map(t=>`
- ${esc(t)} `).join('')}
关键分叉:第 ${n.keyFork.step} 步应走 ${n.keyFork.correct},诱惑路线走 ${n.keyFork.tempting}。排除依据:${esc(n.reason)}。
逐项机制必要性反例
${n.witnesses.map(w=>`解除 ${w.constraint} 后:${w.path.join(' → ')}
`).join('')}