13. Pratapgarh

Communist Party of India (Marxist) held the seat; the winning margin narrowed from 45.7% to 18.2%.

• Won on a lower shareIts own vote share fell 8.0% — it held because the rest of the vote was more divided.
• Vote consolidatedThe top two candidates took 98.6% of the vote between them, up from 87.2% — a tighter two-way contest.

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