49. Sagardighi

Indian National Congress held the seat; the winning margin narrowed from 42.6% to 7.0%.

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 11.1% — it held because the rest of the vote was more divided.
• New challengerBAC (BAC) finished second with 42.9% — it did not contest here in 1962.
• Vote consolidatedThe top two candidates took 92.8% of the vote between them, up from 79.3% — a tighter two-way contest.

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