104. Bhavani

All India Anna Dravida Munnetra Kazhagam held the seat; the winning margin narrowed from 11.2% to 3.6%.

• Won on a lower shareIts own vote share fell 13.8% — it held because the rest of the vote was more divided.
• New challengerTamilaga Vettri Kazhagam (TVK) finished second with 32.7% — it did not contest here in 2021.
• Vote fragmentedThe top two took only 69.0% between them, down from 89.0% — the field split more ways.

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