10. Lunkaransar

Indian National Congress held the seat; the winning margin narrowed from 6.9% to 4.0%.

Boundaries were redrawn between 1962 and 1967 — the comparison is matched by name and is indicative only.

• Won on a lower shareIts own vote share fell 4.7% — it held because the rest of the vote was more divided.
• Runner-up changedSecond place passed from Communist Party of India (CPI) to Independent (IND).
• Vote fragmentedThe top two took only 48.4% between them, down from 54.9% — the field split more ways.

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