% EXPECT: entailed
x0, x1, x2, x3 : INT;
ASSERT  (-21 * x0) + (21 * x1) + (23 * x2) + (-20 * x3) = -8 ;
ASSERT  (-31 * x0) + (-15 * x1) + (-23 * x2) + (29 * x3) = 17;
ASSERT (28 * x0) + (30 * x1) + (26 * x2) + (2 * x3) < 8 ;
ASSERT  (17 * x0) + (-11 * x1) + (6 * x2) + (8 * x3) > 11 ;
ASSERT  (20 * x0) + (-14 * x1) + (16 * x2) + (-3 * x3) < 9 ;
ASSERT  (-11 * x0) + (2 * x1) + (4 * x2) + (-4 * x3) < -21 ;
ASSERT  (25 * x0) + (6 * x1) + (-22 * x2) + (8 * x3) <= 7 ;
ASSERT  (-8 * x0) + (9 * x1) + (-13 * x2) + (27 * x3) >= 0 ;
ASSERT  (-16 * x0) + (-8 * x1) + (23 * x2) + (25 * x3) >= -13 ;
QUERY FALSE;