233. Vilavancode

Indian National Congress held the seat; the winning margin narrowed from 17.1% to 12.0%.

• Won on a lower shareIts own vote share fell 11.7% — it held because the rest of the vote was more divided.
• New challengerTamilaga Vettri Kazhagam (TVK) finished second with 28.5% — it did not contest here in 2021.
• Vote fragmentedThe top two took only 68.9% between them, down from 87.2% — the field split more ways.

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