Assertion: methane | /r/HasProperty | a chemical compound
Facets:
value: with the molecular formula
type: OTHER
Source sentences:
text: Methane ( or ) is a chemical compound with the chemical formula CH 4 (one atom of carbon and four atoms of hydrogen).
text: Methane ( or ) is a chemical compoond
text: Methane is a chemical compound with the molecular formula CH4.
text: Methane is a chemical compound with the molecular formula CH