club                        sport  founded                                 league                            venue              head coach
0               legia warszawa (polish)                     football     1916                            ekstraklasa                      pepsi arena               jan urban
1             polonia warszawa (polish)                     football     1911                                iv liga                  stadion polonii         jacek zieliński
2                        legia warszawa                   basketball     1947                          second league                      osir bemowo  wojciech kiełbasiewicz
3  polonia gaz ziemny warszawa (polish)                   basketball     1911                 polska liga koszykówki               hala sportowa koło       wojciech kamiński
4             azs politechnika warszawa                   volleyball     1918                  polska liga siatkówki                       hala ucsir          radosław panas
5         cumann warszawa (warsaw gaa )  gaelic football and hurling     2009  european gaelic football championship  stadion skra , pole mokotowskie             eoin sheedy
6                    królewscy warszawa            american football     2012     polska liga futbolu amerykańskiego                   hutnik stadium            james deacon

Table as JSON:
{"club":{"0":"legia warszawa (polish)","1":"polonia warszawa (polish)","2":"legia warszawa","3":"polonia gaz ziemny warszawa (polish)","4":"azs politechnika warszawa","5":"cumann warszawa (warsaw gaa )","6":"królewscy warszawa"},"sport":{"0":"football","1":"football","2":"basketball","3":"basketball","4":"volleyball","5":"gaelic football and hurling","6":"american football"},"founded":{"0":1916,"1":1911,"2":1947,"3":1911,"4":1918,"5":2009,"6":2012},"league":{"0":"ekstraklasa","1":"iv liga","2":"second league","3":"polska liga koszykówki","4":"polska liga siatkówki","5":"european gaelic football championship","6":"polska liga futbolu amerykańskiego"},"venue":{"0":"pepsi arena","1":"stadion polonii","2":"osir bemowo","3":"hala sportowa koło","4":"hala ucsir","5":"stadion skra , pole mokotowskie","6":"hutnik stadium"},"head coach":{"0":"jan urban","1":"jacek zieliński","2":"wojciech kiełbasiewicz","3":"wojciech kamiński","4":"radosław panas","5":"eoin sheedy","6":"james deacon"}}