70. Lakhimpur

Indian National Congress held the seat; the winning margin narrowed from 15.5% to 13.0%.

• Won on a lower shareIts own vote share fell 7.5% — it held because the rest of the vote was more divided.
• New challengerLKD (LKD) finished second with 30.1% — it did not contest here in 1980.
• Vote fragmentedThe top two took only 73.1% between them, down from 85.5% — the field split more ways.

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