. . . . . . . . . . . . . "a(CHEBI:caffeine) -| cat(p(PFM:\"Pde Family\"))" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "caffeine, a non-specific phosphodiesterase (PDE) inhibitor" . . "Selventa" . . . . "2014-07-03T14:29:47.481+02:00"^^ . . .