Assertion: octopus's arm | /r/HasProperty | extended
Facets:
value: forwards
type: PURPOSE
Source sentences:
text: Not only can it use the method common with other species, but it can also walk on two extended arms alone.
text: Several arms are extended forwards, some of the suckers adhere to the substrate and the animal hauls itself forwards with its powerful arm muscles, while other arms may push rather than pull.