82. Barasat

FBL held the seat; the winning margin narrowed from 17.9% to 12.5%.

• Won on a lower shareIts own vote share fell 11.6% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 81.0% between them, down from 98.8% — the field split more ways.

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