http://premon.fbk.eu/resource/vn33-discover-84-1_frame_5 an entity of type: VerbNetFrame
8.1
NP V PP.source PP.theme what S
PP-P-WHAT-S; from-PP about-PP
discover(during(E), Agent, Theme, Source)
Agent V {from} Source {about} Theme [+what_extract]
0.1