17. Harsidhi

Indian National Congress held the seat; the winning margin narrowed from 34.7% to 17.1%.

• Won on a lower shareIts own vote share fell 15.5% — it held because the rest of the vote was more divided.
• New challengerCNPSPJP (CNPSPJP) finished second with 27.7% — it did not contest here in 1951.
• Vote fragmentedThe top two took only 72.6% 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.