369. Tiruvannamalai

Dravida Munnetra Kazhagam held the seat; the winning margin narrowed from 26.4% to 20.4%.

• Won on a lower shareIts own vote share fell 10.1% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 75.1% between them, down from 89.3% — the field split more ways.

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