78. Bargur

All India Anna Dravida Munnetra Kazhagam held the seat; the winning margin narrowed from 39.9% to 2.2%.

• Won on a lower shareIts own vote share fell 23.6% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 83.1% between them, down from 92.8% — the field split more ways.

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