21. Rajganj

Communist Party of India (Marxist) held the seat; the winning margin narrowed from 20.2% to 13.0%.

• Won on a lower shareIts own vote share fell 6.2% — it held because the rest of the vote was more divided.
• New challengerAll India Trinamool Congress (AITC) finished second with 33.4% — it did not contest here in 1996.
• Vote fragmentedThe top two took only 79.8% between them, down from 85.0% — the field split more ways.

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