101. Mettuppalayam

All India Anna Dravida Munnetra Kazhagam held the seat; the winning margin narrowed from 28.8% to 0.1%.

• Won on a lower shareIts own vote share fell 15.5% — it held because the rest of the vote was more divided.
• Knife-edgeDecided by 142 votes (0.09%) — among the closest results anywhere.
• Multi-cornered3 candidates cleared 5% — a genuinely multi-cornered fight.

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