Trial_prefix: Not used in OpenSimLive and may be safely and securely disregarded. The main reason this exists is for the reason that OpenSense uses The same structure of XML data files to work out inverse kinematics from prerecorded trials. "We've seen miracles just before - Medinah, and Germany in 2015. https://opensimgolfgame77777.blogkoo.com/top-guidelines-of-fishing-game-49451808