49. Aonla

Indian National Congress held the seat; the winning margin widened from 9.6% to 10.9%.

• Won on a lower shareIts own vote share fell 14.8% — it held because the rest of the vote was more divided.
• New challengerJS (JS) finished second with 24.1% — it did not contest here in 1957.
• Vote fragmentedThe top two took only 59.0% between them, down from 89.8% — the field split more ways.

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