128. Oddanchatram

Dravida Munnetra Kazhagam held the seat; the winning margin widened from 14.2% to 21.5%.

• Won on a lower shareIts own vote share fell 8.3% — it held because the rest of the vote was more divided.
• New challengerBharatiya Janata Party (BJP) finished second with 24.7% — it did not contest here in 2021.
• Vote fragmentedThe top two took only 70.9% between them, down from 94.8% — the field split more ways.

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