Assertion: piccolo | /r/CapableOf | undergo surgery
Facets:
value: to remove the tumor
type: PURPOSE
value: after the diagnosis
type: TEMPORAL
Source sentences:
text: He underwent surgery to remove the malignant tumor on November 28, at which time his doctor determined the cancer had spread.
text: After the diagnosis, Piccolo underwent surgery at Sloan-Kettering in New York City to remove the tumor.