11. Khawbung

PPC held the seat; the winning margin narrowed from 9.7% to 1.0%.

• Won on a lower shareIts own vote share fell 17.0% — it held because the rest of the vote was more divided.
• New challengerIndian National Congress (INC) finished second with 25.4% — it did not contest here in 1978.
• Vote fragmentedThe top two took only 51.8% between them, down from 77.1% — the field split more ways.

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