The DOMAIN RULEs: IF X4 and X5 and (NOT X11) and X13 and X14 and X15 THEN it is a positive instance. IF X1 and X11 and X13 and X20 and (NOT X21) and X22 THEN it is a positive instance. IF (NOT X5) and X6 and X8 and X13 and X16 and (NOT X24) THEN it is a positive instance. IF X2 and X5 and X6 and X8 and X16 and X22 and (NOT X23) THEN it is a positive instance. IF (NOT X2) and X4 and (NOT X6) and X8 and X12 and X25 THEN it is a positive instance.