274. Chunar

Indian National Congress held the seat; the winning margin widened from 8.7% to 13.4%.

• Won on a lower shareIts own vote share fell 3.3% — it held because the rest of the vote was more divided.
• New challengerJS (JS) finished second with 30.5% — it did not contest here in 1957.
• Vote fragmentedThe top two took only 74.5% between them, down from 86.0% — the field split more ways.

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