Assertion: bobbin's thread | /r/HasProperty | threaded
Facets:
value: correctly
type: MANNER
value: properly
type: DEGREE
Source sentences:
text: Before threading the needle, perform this easy test to make sure the upper thread is threaded correctly.
text: Next, make sure that the bobbin thread, AND top thread, is threaded correctly.
text: If the upper thread was incorrectly threaded, the upper thread may be too loose.
text: Verify that the lower thread is threaded properly.