qnli question: What concept is characterized by abrasive leads and darker arpeggios? sentence: Netherlands brought together a concept of "Dirty Dutch", electro house subgenre characterized by very abrasive leads and darker arpeggios, with prominent DJs Chuckie, Hardwell, Laidback Luke, Afrojack, R3hab, Bingo Players, Quintino, Alvaro, Cedric Gervais, 2G, etc.