419. Sitapur

Indian National Congress held the seat; the winning margin narrowed from 25.2% to 2.0%.

• Won on a lower shareIts own vote share fell 15.3% — it held because the rest of the vote was more divided.
• New challengerJanata Dal (JD) finished second with 32.9% — it did not contest here in 1984.
• Vote fragmentedThe top two took only 67.9% between them, down from 75.3% — the field split more ways.

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