30. Mairwa

Indian National Congress held the seat; the winning margin narrowed from 41.1% to 17.9%.

• Won on a lower shareIts own vote share fell 21.6% — it held because the rest of the vote was more divided.
• Runner-up changedSecond place passed from Independent (IND) to Communist Party of India (Marxist) (CPM).
• Vote fragmentedThe top two took only 52.8% between them, down from 72.8% — the field split more ways.

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