18. Paonta Doon

Indian National Congress held the seat; the winning margin narrowed from 13.0% to 5.2%.

• Won on a lower shareIts own vote share fell 15.7% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 61.8% between them, down from 85.5% — the field split more ways.

Written from the constituency figures by a fixed set of rules — no language model.