eardrum-dicing gunplay , screeching-metal smashups , 
(ROOT (NP (NP (NML (NN eardrum) (HYPH -) (NN dicing)) (NN gunplay)) (, ,) (NP (NML (NN screeching) (HYPH -) (NN metal)) (NNS smashups)) (, ,)))
(ROOT (NP (NP (NML (NN ) (HYPH ) (NN )) (NN )) (, ) (NP (NML (NN ) (HYPH ) (NN )) (NNS )) (, )))