20. Nagina

Indian National Congress held the seat; the winning margin narrowed from 6.0% to 4.5%.

• Won on a lower shareIts own vote share fell 11.8% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 62.8% between them, down from 84.9% — the field split more ways.

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