37. Kottur

Indian National Congress held the seat; the winning margin widened from 5.1% to 9.3%.

• Won on a lower shareIts own vote share fell 6.5% — it held because the rest of the vote was more divided.
• New challengerJanata Dal (JD) finished second with 35.8% — it did not contest here in 1985.
• Vote fragmentedThe top two took only 80.9% between them, down from 97.9% — the field split more ways.

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