Assertion: trench | /r/CapableOf | mark the position
Facets:
Source sentences:
text: A trench marks the position at which the flexed, subducting slab begins to descend beneath another lithospheric slab.
text: A trench marks the position at which the flexed, subducting slab begins to descend beneath another lithospheric slab.
text: A trench marks the position at which the flexed, subducting slab begins to descend beneath another lithospheric slab.
text: A trench marks the position at which the flexed, subducting slab begins to descend beneath another lithospheric slab.
text: A trench marks the position at which the flexed, subducting slab begins to descend beneath another lithospheric slab.