Assertion: flipper | /r/HasProperty | rendered operational
Facets:
value: in the foot
type: LOCATION
value: flipper of the invention
type: OTHER
Source sentences:
text: Conversely, during the ascending movement of the swimmer's legs, whose propulsive force was normally practically nil by virtue of the morphology of the leg of the swimmer and because of the bending or leaning movement of the foot due to the heel joint, the fin is nevertheless rendered operational in the foot flipper of the invention.