83. Thrikkakara

Indian National Congress held the seat; the winning margin narrowed from 19.0% to 8.9%.

• Won on a lower shareIts own vote share fell 10.5% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 82.0% between them, down from 92.7% — the field split more ways.

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