420. Misrikh

Indian National Congress held the seat; the winning margin narrowed from 39.6% to 19.6%.

• Won on a lower shareIts own vote share fell 16.1% — it held because the rest of the vote was more divided.
• New challengerJanata Dal (JD) finished second with 29.2% — it did not contest here in 1984.
• Vote fragmentedThe top two took only 77.9% between them, down from 90.0% — the field split more ways.

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