run-of-the-mill singles blender 
(ROOT (NP (NML (NML (NN run)) (HYPH -) (PP (IN of) (HYPH -) (NP (DT the) (HYPH -) (NN mill)))) (NNS singles) (NN blender)))
(ROOT (NP (NML (NML (NN )) (HYPH ) (PP (IN ) (HYPH ) (NP (DT ) (HYPH ) (NN )))) (NNS ) (NN )))