Assertion: leech | /r/HasProperty | common tool of doctors
Facets:
value: for centuries
type: TEMPORAL
Source sentences:
text: For centuries, leeches were a common tool of doctors, who believed that many diseases were the result of "imbalances" in the body that could be stabilized by releasing blood.
text: For centuries, leeches were a common tool of doctors, who believed that many diseases were the result of "imbalances" in the body that could be stabilized by releasing blood.
text: For centuries, leeches were a common tool of doctors, who believed that manydiseases were the result of "imbalances" in the body that could be stabilizedby releasing blood.