383. Perambalur

Dravida Munnetra Kazhagam held the seat; the winning margin narrowed from 36.6% to 34.5%.

• Won on a lower shareIts own vote share fell 8.6% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 72.4% between them, down from 87.4% — the field split more ways.

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