4. Chhachhrauli

Indian National Congress held the seat; the winning margin widened from 8.9% to 9.6%.

Boundaries were redrawn between 1972 and 1977 — the comparison is matched by name and is indicative only.

• Won on a lower shareIts own vote share fell 12.8% — 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 65.7% between them, down from 92.0% — the field split more ways.

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