Man pages matching name graph::easy::parser::vcg in section 3pm:

Graph::Easy::Parser::VCG.3pm.en	debian 10 / libgraph-easy-perl
Graph::Easy::Parser::VCG.3pm.en	debian 11 / libgraph-easy-perl
Graph::Easy::Parser::VCG.3pm.en	debian 12 / libgraph-easy-perl