P 63/M C M,NR.193*CB*  
LATT 1
SYMM   -Y,    X-Y, Z
SYMM    Y-X, -X,   Z
SYMM    Y,    X,   Z
SYMM   -X,    Y-X, Z
SYMM    X-Y, -Y,   Z
SYMM   -X,   -Y,   .5+Z
SYMM    Y,    Y-X, .5+Z
SYMM    X-Y,  X,   .5+Z
SYMM   -Y,   -X,   .5+Z
SYMM    X,    X-Y, .5+Z
SYMM    Y-X,  Y,   .5+Z
    0 .6666 / 0 .5 / 0 .25
    SONDER: X .LE. (1+Y)/2
    SONDER: Y .LE. MIN. (1-X,X)
    P 63/M C M,NR.193*CB*