Assertion: protactinium | /r/HasProperty | protoactinium
Facets:
value: formerly
type: TEMPORAL
Source sentences:
text: Protactinium (formerly protoactinium) is a chemical element with the symbol Pa and atomic number 91.
text: Protactinium (formerly protoactinium) is a chemical element with the symbol Pa and atomic number 91.
text: Protactinium (formerly protoactinium) is a chemical element with the symbol Pa and atomic number 91.
text: Protactinium (formerly protoactinium) is a chemical element with the symbol Pa and atomic number 91.