Hello Everyone, I am looking at the Dalitz plot decay of "etap'--->eta pi+ pi---->gamma gamma pi+ pi-" from the G12 data. I am using an exclusive topology of detecting Proton, pi+, pi- and 2 gamma in an event. Can you please tell me the trigger condition for this topology? Thanks, -- Sudeep Ghosh Research Scholar LMD-CAA Collaboration IIT Indore, India