282. Mandsaur

Indian National Congress held the seat; the winning margin narrowed from 42.7% to 7.1%.

• Won on a lower shareIts own vote share fell 10.7% — it held because the rest of the vote was more divided.
• New challengerJS (JS) finished second with 42.1% — it did not contest here in 1957.
• Vote consolidatedThe top two candidates took 91.3% of the vote between them, up from 77.2% — a tighter two-way contest.

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