29. Tirur

MUL held the seat; the winning margin narrowed from 21.3% to 6.7%.

• Won on a lower shareIts own vote share fell 10.0% — it held because the rest of the vote was more divided.
• New challengerIndependent (IND) finished second with 43.9% — it did not contest here in 1967.
• Vote fragmentedThe top two took only 94.6% between them, down from 100.0% — the field split more ways.

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