56. Begunia

Communist Party of India held the seat; the winning margin widened from 2.7% to 8.8%.

• Won on a lower shareIts own vote share fell 10.6% — it held because the rest of the vote was more divided.
• New challengerUTC (UTC) finished second with 26.3% — it did not contest here in 1967.
• Vote fragmentedThe top two took only 61.4% between them, down from 88.7% — the field split more ways.

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