###Live Caption:Martin Trainer, winner of the Men's Championship Division of the City Golf Championship at Harding Park in San Francisco, Calif., on Sunday, March 9, 2008. Trainer sank a 7-foot putt on the 17th hole to go one up in the match. Trainer is a 16-year-old junior at Gunn High School in Palo Alto, Calif. Photo by Steve Lewis / Special to The Chronicle###Caption History:Martin Trainer, winner of the Men's Championship Division of the City Golf Championship at Harding Park in San Francisco, Calif., on Sunday, March 9, 2008. Trainer sank a 7-foot putt on the 17th hole to go one up in the match. Trainer is a 16-year-old junior at Gunn High School in Palo Alto, Calif. Photo by Steve Lewis / Special to The Chronicle###Notes:###Special Instructions:�2007, San Francisco Chronicle
 MANDATORY CREDIT FOR PHOTOG AND SAN FRANCISCO CHRONICLE/NO SALES-MAGS OUT Photo: Steve Lewis