Roleset penetrate.01 Verbnet Class: NONE "go into, enter":

Roles:

Arg0:entity entering


Arg1:place or thing entered

Examples:

person: ns tense: present aspect: ns voice: active form: full


cloak and dagger (-)
He probably didn't penetrate any top-secret files, but the KGB in East Berlin was willing to pay two of his associates, Peter Carl and Dirk Brezinski, $15,000 for some of the material Hess collected.
Arg0:	He
ArgM-DIS:	probably
ArgM-NEG:	n't
REL:	penetrate
Arg1:	any top-secret files

person: third tense: past aspect: ns voice: passive form: participle


passive, unclear meaning to me (-)
``The collar was penetrated *trace* on a number of occasions, ''meaning securities firms figured out ways to conduct program trades to circumvent the collar and use the Big Board's electronic trading system, Mr. Phelan said.
REL:	penetrated
Arg1:	*trace* -> The collar
ArgM-TMP:	on a number of occasions
ArgM:	meaning securities firms figured out ways to conduct program trades to circumvent the collar and use the Big Board's electronic trading system

Yeah, but what's a collar?