7. Bomdila

Indian National Congress held the seat; the winning margin narrowed from 13.9% to 6.4%.

• Won on a lower shareIts own vote share fell 12.3% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 83.0% between them, down from 100.0% — the field split more ways.

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