415. Salempur

Indian National Congress held the seat; the winning margin narrowed from 18.1% to 12.2%.

• Won on a lower shareIts own vote share fell 5.3% — it held because the rest of the vote was more divided.
• New challengerSOC (SOC) finished second with 20.9% — it did not contest here in 1957.
• TurnoutTurnout rose 5.8% to 43.9%.

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