[案情回顾]某天晚上,渠师傅经过一篮球场时,见球场内正在进行篮球比赛,遂从球场入口处进入球场观看比赛。球员在争抢篮球时身体冲出赛场边线,撞倒了站在球场入口处附近的渠师傅,导致其受伤。经鉴定,渠师傅右股骨颈骨折,伤残等级为九级。该场比赛系由篮球协会主办的男子篮球邀请赛中的一场。该球场由指导中心经营管理,由篮球协会向指导中心租用场地用于比赛。渠师傅认为,篮球协会是比赛的组织者和主办方,指导中心 [Case review] One night, Canal Master passing a basketball court, see the stadium is underway basketball game, then enter the stadium from the stadium entrance to watch the game. The player rushed out of the court when fighting for basketball and knocked down the draftsman standing near the entrance to the stadium, causing him to be injured. After identification, canal master right femoral neck fracture, disability level of nine. The game is sponsored by the Basketball Association Men’s Basketball Invitational one. The course is run by a guidance center and is used by the basketball association to rent space for the competition from the guidance center. Canal Master believes that the Basketball Association is the organizer and organizer of the competition, the guidance center