4. Cooch Behar North

The seat changed hands: Indian National Congress (INC) lost it to FBL (FBL), which now leads by 15.1%.

• FBL vote shareFBL went from 41.8% to 46.9% of the vote here (+5.1%).
• New challengerAll India Trinamool Congress (AITC) finished second with 31.8% — it did not contest here in 1996.
• Vote fragmentedThe top two took only 78.7% between them, down from 89.0% — the field split more ways.

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