70. Banur

Indian National Congress held the seat; the winning margin widened from 7.7% to 16.6%.

• Won on a lower shareIts own vote share fell 6.2% — it held because the rest of the vote was more divided.
• New challengerJNPSC (JNPSC) finished second with 29.0% — it did not contest here in 1977.
• Vote fragmentedThe top two took only 74.6% between them, down from 95.8% — the field split more ways.

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