143. Naraini

Indian National Congress held the seat; the winning margin narrowed from 8.2% to 4.1%.

• Won on a lower shareIts own vote share fell 13.5% — it held because the rest of the vote was more divided.
• New challengerBharatiya Jana Sangh (BJS) finished second with 21.6% — it did not contest here in 1951.
• Vote fragmentedThe top two took only 47.3% between them, down from 70.2% — the field split more ways.

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