MOVE(G91,F600,Y-800,W+31);M16
MOVE(G91,F200,Y50,W-31)
#51=#5022;
MOVE(G91,F600,Y800,W+31);
MOVE(G91,F200,Y-50,W-31)
#53=#5022-#51
#54=#53/2
SETWK(Y#54);
#55=0-#54
MOVE(G91,F600,Y#55)
RETURN;