Data:10 145/PD Presentation

X₄₂₅₁ X_5,12,6,13 X₈₃₉₄ X_2,9,3,10 X_11,16,12,17 X_17,10,18,11 X_7,18,8,19 X_13,20,14,1 X_19,14,20,15 X_15,6,16,7