Assertion: noble gas | /r/HasProperty | ununoctium
Facets:
Source sentences:
text: The seven noble gasses are: helium, neon, argon, krypton, xenon, radon, and ununoctium
text: The noble gases are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn), and ununoctium (Uuo).