27. Aizawl North

PPC held the seat; the winning margin narrowed from 12.6% to 1.9%.

• Won on a lower shareIts own vote share fell 10.9% — it held because the rest of the vote was more divided.
• New challengerIndian National Congress (INC) finished second with 35.8% — it did not contest here in 1978.
• Vote fragmentedThe top two took only 73.5% between them, down from 84.5% — the field split more ways.

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