Data:T(9,4)/PD Presentation

X_11,25,12,24 X_52,26,53,25 X_39,27,40,26 X_53,13,54,12 X_40,14,41,13 X_27,15,28,14 X_41,1,42,54 X_28,2,29,1 X_15,3,16,2 X_29,43,30,42 X_16,44,17,43 X_3,45,4,44 X_17,31,18,30 X_4,32,5,31 X_45,33,46,32 X_5,19,6,18 X_46,20,47,19 X_33,21,34,20 X_47,7,48,6 X_34,8,35,7 X_21,9,22,8 X_35,49,36,48 X_22,50,23,49 X_9,51,10,50 X_23,37,24,36 X_10,38,11,37 X_51,39,52,38