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As i se it is this correct, pic 1 the hands start shaft plane, pic2 the hands have now moved onto elbow plane with the shaft parallel to the original shaft plane, pic3 at the top , the hands have moved to turned shoulder plane, pic 4 the hands move down on the inclineplane, on the turned shoulder plane with the elbow and right forearm tracing the elbow plane or parallel to this plane ? ,pic 5 release point the hands have now returned to elbow plane? and studying tour players , the shaft at impact is between elbow plane and shaft plane or is it between turned shoulder plane elbow plane or shafts plane? at impact. also the shifts single double etc occur in the backstroke, top, start down,down stroke release, impact?