391. Nagapattinam

Communist Party of India held the seat; the winning margin narrowed from 7.9% to 0.9%.

• Won on a lower shareIts own vote share fell 28.0% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 51.0% between them, down from 100.0% — the field split more ways.
• TurnoutTurnout rose 2.1% to 79.9%.

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