Rotterdam Open: Alex de Minaur vs Stan Wawrinka is a closed prediction market event on Polymarket with 10 markets, $399.2K total volume, and N/A in liquidity. Key markets: Rotterdam Open: Alex de Minaur vs Stan Wawrinka; Minaur vs. Wawrinka: Set 1 Games O/U 8.5; Set 1 Winner: Minaur vs Wawrinka.