Delray Beach Open: Zachary Svajda vs Frances Tiafoe is a closed prediction market event on Polymarket with 10 markets, $621.8K total volume, and N/A in liquidity. Key markets: Set 1 Winner: Svajda vs Tiafoe; Svajda vs. Tiafoe: Match O/U 21.5; Svajda vs. Tiafoe: Set 1 Games O/U 8.5.