136. Alipore

Communist Party of India held the seat; the winning margin narrowed from 17.2% to 0.5%.

Boundaries were redrawn between 1962 and 1967 — the comparison is matched by name and is indicative only.

• Won on a lower shareIts own vote share fell 10.1% — it held because the rest of the vote was more divided.
• Knife-edgeDecided by 239 votes (0.54%) — among the closest results anywhere.

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