Data:10 70/PD Presentation

X₁₄₂₅ X_7,10,8,11 X₃₉₄₈ X_9,3,10,2 X_5,16,6,17 X_11,19,12,18 X_13,1,14,20 X_19,13,20,12 X_17,15,18,14 X_15,6,16,7