Once Removed Swing is done by doing a Half Tag and a Follow Thru using the appropriate shoulder pass for the handedness of the original wave. Common usages is in Once Removed Swing Thru, Once Removed Spin the Top and Once Removed Fan the Top from normal ocean waves and Two-faced tidal waves. Other uses of the fractional parts are in Once Removed Diamonds. The Half Tags and Follow Thru movements are used in Once Removed Diamond Circulates and in Cut and Flip movements. Once Removed Partner Hinge is a Half Tag.
Once Removed Swing

Once Removed Partner Hinge is just the Half Tag part of this movement.