[{"Bold_text": "noun", "List Items": ["a game played on horseback between two teams, each of four players, the object being to score points by driving a wooden ball into the opponents' goal using a long-handled mallet.", "any game broadly resembling this, especially water polo water polo.", "polo shirt polo shirt."]}, {"Bold_text": "noun", "List Items": ["Mar·co[mahr, -koh], c1254–1324, Venetian traveler."]}]