Roleset lack.01 Verbnet Class: NONE "be short of, not possess":

Roles:

Arg0:(non)possessor


Arg1:thing lacked

Examples:

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


transitive, agentive (-)
While competitors moved production offshore in response to the sagging competitiveness of Japanese factories, Sansui lacked the money to build new plants in Southeast Asia.
ArgM-ADV:	While competitors moved production offshore in response to the sagging competitiveness of Japanese factories
Arg0:	Sansui
REL:	lacked
Arg1:	the money to build new plants in Southeast Asia

person: third tense: present aspect: progressive voice: active form: participle


ergative, almost adjectival (-)
Evidence on John's criminal insanity is lacking.
Arg1:	Evidence on John's criminal insanity
REL:	lacking

This is properly regarded as an adjective, but I'm betting it appears at least once in treebank as a verb.