185. Papanasam

Indian National Congress held the seat; the winning margin narrowed from 19.4% to 1.2%.

• Won on a lower shareIts own vote share fell 19.6% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 76.6% between them, down from 97.7% — the field split more ways.

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