135. Karur

All India Anna Dravida Munnetra Kazhagam held the seat; the winning margin narrowed from 27.1% to 0.2%.

• Won on a lower shareIts own vote share fell 17.3% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 87.5% between them, down from 95.3% — the field split more ways.
• TurnoutTurnout fell 3.4% to 80.5%.

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