Diablo Swing Orchestra
Known for its blend of different genres , the band mixes numerous influences , most prominently from heavy metal , rock , swing , progressive , and classical , although various other influences are frequently mentioned by critics . 
<triplet> heavy metal <subj> genres <obj> instance of <subj> rock <obj> subclass of <subj> classical <obj> influenced by <triplet> progressive <subj> genres <obj> instance of