Assertion: grotto geyser | /r/HasProperty | the namesake
Facets:
value: for the group of geysers
type: OTHER
Source sentences:
text: Grotto Geyser is the namesake for the group of geysers that includes Grotto Fountain Geyser, South Grotto Fountain Geyser, Indicator Spring, Spa Geyser, and Rocket Geyser.