188. Melur

All India Anna Dravida Munnetra Kazhagam held the seat; the winning margin widened from 11.4% to 19.2%.

• Won on a lower shareIts own vote share fell 5.9% — it held because the rest of the vote was more divided.
• New challengerIndian National Congress (INC) finished second with 26.4% — it did not contest here in 2016.
• Vote fragmentedThe top two took only 72.0% between them, down from 91.6% — the field split more ways.

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