4. Lansdowne

Indian National Congress held the seat; the winning margin held roughly steady from 9.0% to 8.9%.

• Won on a lower shareIts own vote share fell 4.0% — it held because the rest of the vote was more divided.
• New challengerJanata Dal (JD) finished second with 37.9% — it did not contest here in 1985.
• Vote fragmentedThe top two took only 84.7% between them, down from 92.6% — the field split more ways.

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