273. Raina

Communist Party of India (Marxist) held the seat; the winning margin widened from 32.8% to 34.3%.

• Won on a lower shareIts own vote share fell 3.9% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 90.0% between them, down from 99.3% — the field split more ways.

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