Data:L10n2/PD Presentation

X₆₁₇₂ X_14,7,15,8 X_15,1,16,4 X_5,10,6,11 X₃₈₄₉ X_11,19,12,18 X_17,5,18,20 X_19,13,20,12 X_9,16,10,17 X_2,14,3,13