8. Tufanganj

Indian National Congress held the seat; the winning margin narrowed from 20.1% to 18.6%.

• Won on a lower shareIts own vote share fell 6.3% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 87.0% between them, down from 98.1% — the field split more ways.

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