Assertion: osteoporosis's bone | /r/HasProperty | soft
Facets:
value: at birth
type: TEMPORAL
value: in osteomalacia
type: LOCATION
Source sentences:
text: In osteoporosis, the bones are porous and brittle, whereas in osteomalacia, the bones are soft.
text: At birth, bones are soft and harden as calcium and protein build up in them.