11. Nettapakkam

Indian National Congress held the seat; the winning margin narrowed from 18.3% to 8.0%.

• Won on a lower shareIts own vote share fell 15.4% — it held because the rest of the vote was more divided.
• New challengerPattali Makkal Katchi (PMK) finished second with 31.5% — it did not contest here in 1996.
• Vote fragmentedThe top two took only 70.9% between them, down from 91.4% — the field split more ways.

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