“Grind Back sweeps series”

This trader is expressing a view that Dota 2: Grind Back vs Mentality Monster (BO3) - The International Southeast Asia Closed Qualifier Playoffs, Dota 2: Grind Back vs Mentality Monster - Game 2 Winner, Dota 2: Grind Back vs Mentality Monster - Game 1 Winner are correlated outcomes, committing $9,000 to this thesis across 3 prediction markets on Polymarket.