10. Raxaul

Indian National Congress held the seat; the winning margin widened from 6.9% to 18.4%.

• Won on a lower shareIts own vote share fell 5.8% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 56.3% between them, down from 79.4% — the field split more ways.

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