163. Entally

All India Trinamool Congress held the seat; the winning margin widened from 18.5% to 19.2%.

• Won on a lower shareIts own vote share fell 4.3% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 84.8% between them, down from 93.9% — the field split more ways.

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