57. Nabagram

Communist Party of India (Marxist) held the seat; the winning margin narrowed from 9.9% to 1.2%.

• Won on a lower shareIts own vote share fell 7.6% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 90.2% between them, down from 96.8% — the field split more ways.

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