1. Z Y

2. Three-segment representation of athlete
Position of handle
Three-segment representation of athlete
Force curve with customisable overlays of traces

3. Stick man representation of athlete: shank (white), thigh (green), pelvis (yellow, and lower back (red)
Left/right foot force customisable to horizontal/vertical/total force and centre of pressure
Seat centre of pressure representation in a fore-aft and port-starboard coordinate frame
Handle force trace with overlay options between strokes, for any number of strokes

4. (A)

5. (B)