Assertion: vanillin | /r/HasProperty | vulnerable
Facets:
value: to light
type: TRANSITIVE-OBJECT
Source sentences:
text: It is vulnerable to light, and gradually oxidized in the air, easy to change color at encountering alkali or alkaline material.
text: It is vulnerable to light, and gradually oxidized in the air, easy to change color at encountering alkali or alkaline material.