363. Sriperumbudur

Dravida Munnetra Kazhagam held the seat; the winning margin narrowed from 36.1% to 33.8%.

• Won on a lower shareIts own vote share fell 3.7% — it held because the rest of the vote was more divided.
• New challengerAll India Anna Dravida Munnetra Kazhagam (AIADMK) finished second with 18.8% — it did not contest here in 2019.
• Vote fragmentedThe top two took only 71.5% between them, down from 76.7% — the field split more ways.

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