Assertion: pen | /r/CapableOf | end in the thump flap slot
Facets:
Source sentences:
text: For example, a ThumbAround executed fingerlessly in the forward direction with the pen starting and ending in the thump flap slot would be fully notated as "Fingerless ThumbAround Normal 1.0 TF-TF" or, with some information abbreviated or omitted, "FL TA TF-TF.