B / 1 set C / 1 set D / 1 set E / 1 set F / 1 set G / 1 set H / 1 set I / 1 set J / 1 set K / 1 set L / 1 set M / 1 set N / 1 set O / 1 set P / 1 set Q / 1 set R / 1 set S / 1 set T / 1 set U / 1 set V / 1 set W / 1 set X / 1 set B / 2 sets B / 4th set B / 6 pieces C / 2 sets C / 4th set C / 6 pieces D / 2 sets D / 4th set D / 6 pieces E / 2 sets E / 4th set E / 6 pieces F / 2 sets F / 4th set F / 6 pieces G / 2 sets G / 4th set G / 6 pieces H / 2 sets H / 4th set H / 6 pieces I / 2 sets I / 4th set I / 6 pieces J / 2 sets J / 4th set J / 6 pieces K / 2 sets K / 4th set K / 6 pieces L / 2 sets L / 4th set L / 6 pieces M / 2 sets M / 4th set M / 6 pieces N / 2 sets N / 4th set N / 6 pieces O / 2 sets O / 4th set O / 6 pieces P / 2 sets P / 4th set P / 6 pieces Q / 2 sets Q / 4th set Q / 6 pieces R / 2 sets R / 4th set R / 6 pieces S / 2 sets S / 4th set S / 6 pieces T / 2 sets T / 4th set T / 6 pieces U / 2 sets U / 4th set U / 6 pieces V / 2 sets V / 4th set V / 6 pieces W / 2 sets W / 4th set W / 6 pieces X / 2 sets X / 4th set X / 6 pieces