Furthermore, to  Levin's classes  329  Thematic roles  39  Senses  6,791  PropBank  Verbs  5,649  Proto-roles  6  Framesets  10,687  WordNet  ----Synsets  13,767  VerbAtlas  Frames  466  Semantic roles  25  Synsets  13,767   Table 1: Quantitative analysis of popular verbal resources.
propBank's major drawback is that its roles do not explicitly mark the type of semantic relation with the verb, instead they just enumerate the arguments (i.e., Arg0, Arg1, etc.).