Assertion: sewing machine's foot | /r/CapableOf | work before the needle
Facets:
value: to create a gather
type: PURPOSE
Source sentences:
text: The feeding foot works before the needle to create a gather in the top ply, for example giving fullness while sleeve setting in the armhole of a blazer, and works behind the needle to create smooth seams, for example centring the back seam of blazer.