59. Dariapur-Kazipur

Indian National Congress held the seat; the winning margin held roughly steady from 2.6% to 2.9%.

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 4.7% — it held because the rest of the vote was more divided.
• New challengerIndependent (IND) finished second with 43.7% — it did not contest here in 1962.
• Vote fragmentedThe top two took only 90.3% between them, down from 100.0% — the field split more ways.

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