181. Thirumayam

Dravida Munnetra Kazhagam held the seat; the winning margin held roughly steady from 0.5% to 0.8%.

• Won on a lower shareIts own vote share fell 4.6% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 81.2% between them, down from 90.7% — the field split more ways.

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