129. Athoor

Dravida Munnetra Kazhagam held the seat; the winning margin narrowed from 59.0% to 9.4%.

• Won on a lower shareIts own vote share fell 27.3% — it held because the rest of the vote was more divided.
• New challengerTamilaga Vettri Kazhagam (TVK) finished second with 35.4% — it did not contest here in 2021.
• Vote fragmentedThe top two took only 80.2% between them, down from 85.3% — the field split more ways.

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