sentences:  On January 17, 1916, Wanamaker invited a group of 35 prominent golfers and other leading industry representatives, including the legendary Walter Hagen, and the "Father of American Golf" Alexander A. Findlay to a luncheon at the Taplow Club in New York for an exploratory meeting, which resulted in the formation of the Professional Golfers' Association of America (PGA).During the meeting, Wanamaker hinted that the newly formed organization needed an annual all-professional tournament, and offered to put up $2,500 and various trophies and medals as part of the prize fund.Wanamaker's offer was accepted, and seven months later, the first PGA Championship was played at Siwanoy Country Club in Bronxville, New York.