71. Rangamati

Indian National Congress held the seat; the winning margin narrowed from 33.8% to 21.4%.

• Won on a lower shareIts own vote share fell 13.7% — it held because the rest of the vote was more divided.
• Runner-up changedSecond place passed from Praja Socialist Party (PSP) to Independent (IND).
• Vote fragmentedThe top two took only 80.6% between them, down from 95.7% — the field split more ways.

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