15 bars at 176 BPM -- fast, and 0:20 of it without a break -- on hi-hat, snare and kick.
15 bars: 3 keep time and 12 are silent.
176 BPM, in 4/4, with the time kept in sixteenth notes. At that speed the sixteenth notes are the whole difficulty, so the room will take it down to a quarter of it and climb back.
19 out of 100: straightforward, and the one thing to watch is the independence between the hands and the feet.
15 bars, about 0:20 at the written tempo. The course takes it in a single sitting of 1 exercise.
hi-hat, snare and kick. Three pieces and no more -- this one is playable on almost anything with a kick, a snare and something to keep time on.