http://premon.fbk.eu/resource/vn33-comprehend-87.2_frame_3 an entity of type: VerbNetFrame

8.1 
NP V NP PP.attribute 
NP-PP; as-PP 
understand(E, Experiencer, Stimulus) property(Stimulus, Attribute) 
Experiencer V Stimulus {as} Attribute 
0.2 

data from the linked data cloud