What sport is played in an area that can vary between 20 x 10 and 30 x 20 metres, with 7 players in play at any one time per side playing for around 8 minutes for each of four periods?
Beach water polo Wingball Water polo goal Water polo clubs Water Polo H2o polo Waterpolo Water polo Water polo player
h2o polo water polo goal water polo water polo player water polo clubs waterpolo wingball beach water polo
water polo
WikipediaEntity
Water polo