Data:L10n61/PD Presentation

X_12,1,13,2 X_16,7,17,8 X_5,1,6,10 X₃₇₄₆ X_9,5,10,4 X_20,17,11,18 X_18,13,19,14 X_14,19,15,20 X_2,11,3,12 X_8,15,9,16