*SUPPORT*
IN: lug tufa gazzer dax OUT: PURPLE RED RED BLUE RED BLUE
IN: tufa fep wif fep OUT: RED GREEN GREEN GREEN GREEN
IN: dax blicket fep OUT: GREEN BLUE
IN: dax dax gazzer fep blicket fep OUT: GREEN BLUE BLUE BLUE GREEN BLUE GREEN
IN: lug OUT: PURPLE
IN: tufa wif lug OUT: PURPLE RED PURPLE RED
IN: dax gazzer tufa blicket dax OUT: BLUE BLUE BLUE RED BLUE RED
IN: fep gazzer lug OUT: GREEN GREEN PURPLE GREEN PURPLE
IN: tufa wif tufa OUT: RED RED RED RED
IN: dax gazzer tufa OUT: BLUE BLUE RED BLUE RED
IN: tufa OUT: RED
IN: dax dax blicket tufa blicket fep blicket tufa OUT: RED GREEN RED BLUE BLUE
IN: dax blicket tufa OUT: RED BLUE
IN: tufa dax OUT: RED BLUE

*QUERY*
IN: dax gazzer lug blicket fep OUT: GREEN BLUE BLUE PURPLE BLUE PURPLE
IN: dax OUT: BLUE
IN: lug gazzer dax OUT: PURPLE PURPLE BLUE PURPLE BLUE
IN: fep OUT: GREEN
IN: lug lug dax gazzer lug blicket tufa OUT: RED PURPLE PURPLE BLUE BLUE PURPLE BLUE PURPLE
IN: dax gazzer lug OUT: BLUE BLUE PURPLE BLUE PURPLE
IN: tufa gazzer dax OUT: RED RED BLUE RED BLUE
IN: fep gazzer dax OUT: GREEN GREEN BLUE GREEN BLUE
IN: lug gazzer fep OUT: PURPLE PURPLE GREEN PURPLE GREEN
IN: tufa blicket dax OUT: BLUE RED

*GRAMMAR*
tufa -> RED 
 fep -> GREEN 
 lug -> PURPLE 
 dax -> BLUE 
 u1 wif x1 -> [x1] [u1] [x1] [u1] 
 u1 gazzer u2 -> [u1] [u1] [u2] [u1] [u2] 
 x1 blicket u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 