175. Panchla

All India Trinamool Congress held the seat; the winning margin narrowed from 16.7% to 15.1%.

• Won on a lower shareIts own vote share fell 4.8% — it held because the rest of the vote was more divided.
• Runner-up changedSecond place passed from All India Forward Bloc (AIFB) to Bharatiya Janata Party (BJP).
• Vote fragmentedThe top two took only 81.3% between them, down from 89.2% — the field split more ways.

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