158. Mahasamund

Indian National Congress held the seat; the winning margin narrowed from 35.6% to 5.0%.

• Won on a lower shareIts own vote share fell 18.6% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 50.6% between them, down from 57.3% — the field split more ways.

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