99. Ghatol

Indian National Congress held the seat; the winning margin widened from 14.5% to 21.8%.

• Won on a lower shareIts own vote share fell 6.8% — it held because the rest of the vote was more divided.
• New challengerSOC (SOC) finished second with 28.7% — it did not contest here in 1957.
• Vote fragmentedThe top two took only 79.1% 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.