81. Patan

Indian National Congress held the seat; the winning margin narrowed from 22.2% to 17.3%.

• Won on a lower shareIts own vote share fell 13.0% — it held because the rest of the vote was more divided.
• New challengerBharatiya Jana Sangh (BJS) finished second with 27.2% — it did not contest here in 1967.
• Vote fragmentedThe top two took only 71.7% between them, down from 92.9% — the field split more ways.

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