223. Zahirabad

Indian National Congress held the seat; the winning margin narrowed from 37.9% to 13.4%.

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 5.4% — it held because the rest of the vote was more divided.
• Runner-up changedSecond place passed from Swatantra Party (SWA) to Independent (IND).
• Vote consolidatedThe top two candidates took 89.4% of the vote between them, up from 75.6% — a tighter two-way contest.

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