Assertion: kidney | /r/AtLocation | both sides of the spine
Facets:
Source sentences:
text: Kidneys are bean-shaped organs located on both sides of the spine, behind the stomach.
text: The two kidneys are bean-shaped organs that located on both sides of the backbones, and they are the most important organs of the urinary system.
text: Kidneys are bean-shaped structures located on either side of the backbone and are protected by the ribs and muscles of the back.