80. Jhanjharpur

Indian National Congress held the seat; the winning margin narrowed from 71.5% to 39.2%.

• Won on a lower shareIts own vote share fell 12.8% — it held because the rest of the vote was more divided.
• New challengerJanata Dal (JD) finished second with 28.9% — it did not contest here in 1985.
• Vote consolidatedThe top two candidates took 97.0% of the vote between them, up from 90.4% — a tighter two-way contest.

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