523. Jadavpur

All India Trinamool Congress held the seat; the winning margin widened from 5.2% to 9.8%.

• 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 82.0% between them, down from 94.5% — the field split more ways.

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