Assertion: phalanx's base | /r/HasProperty | the trapezium
Facets:
Source sentences:
text: All four of the carpals in the distal row articulate with one or more metacarpal bases: the trapezium with MC 1 and MC 2, the trapezoid with MC 2, the capitate with MC 2 and MC 3 (and sometimes MC 4), and the hamate with MC 4 and MC 5.