The base is original from the producer (chords and melodies), but is complemented with elements that complement the song that come from samplepacks, usually, vocal chops, guitars, wobbles sections, glitch effects. It is the standard in which most of producers work, in a project you will find MIDI files made by the producer, but also melodic loops.
Bateria com muita percussao e bass marcantes , lead de piano e vocal no breack .
Sample pack House future (loopmaster)
Loop name TA_House_Leads_Piano_19_125_AFlat_Minor