156. Sealdah

Indian National Congress held the seat; the winning margin narrowed from 36.2% to 32.5%.

• Won on a lower shareIts own vote share fell 5.8% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 84.6% between them, down from 92.4% — the field split more ways.

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