*SUPPORT*
IN: fep blicket fep OUT: YELLOW YELLOW
IN: lug blicket fep gazzer fep OUT: YELLOW YELLOW RED
IN: dax tufa lug gazzer lug gazzer kiki OUT: GREEN RED RED BLUE
IN: dax gazzer fep OUT: YELLOW BLUE
IN: kiki blicket fep OUT: YELLOW GREEN
IN: lug OUT: RED
IN: kiki OUT: GREEN
IN: dax OUT: BLUE
IN: lug tufa kiki OUT: GREEN RED
IN: fep blicket kiki OUT: GREEN YELLOW
IN: lug tufa dax gazzer lug OUT: RED BLUE RED
IN: kiki lug OUT: GREEN RED
IN: fep tufa lug OUT: RED YELLOW
IN: fep blicket lug OUT: RED YELLOW

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

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