Assertion: phosphorus | /r/AtLocation | a number of allotropic forms
Facets:
Source sentences:
text: Phosphorus exists in a number of allotropic forms [white (alpha and beta), red, black and/or violet] in the same physical state.
text: Phosphorus exists in three allotropic forms: white, black, and red.
text: Phosphorus exists in at least 3 allotropic forms.
text: Phosphorus exists in four or more allotropic forms: white (or yellow), red, and black (or violet).
text: Phosphorus exists in a number of allotropic forms [white (alpha and beta), red, black and/or violet] in the same physical state.
text: Phosphorus exists in a number of allotropic forms [white (alpha and beta), red, black and/or violet] in the same physical state.