Data:10 58/PD Presentation

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