*SUPPORT*
IN: dax tufa kiki OUT: YELLOW GREEN
IN: kiki lug fep dax OUT: GREEN RED YELLOW GREEN RED
IN: kiki OUT: GREEN
IN: kiki tufa kiki OUT: GREEN GREEN
IN: dax tufa gazzer OUT: YELLOW PURPLE
IN: kiki tufa lug OUT: GREEN RED
IN: gazzer gazzer tufa kiki fep lug OUT: PURPLE PURPLE GREEN RED PURPLE PURPLE GREEN
IN: lug zup kiki OUT: RED GREEN
IN: lug zup gazzer kiki fep dax OUT: RED PURPLE GREEN YELLOW RED PURPLE GREEN
IN: gazzer OUT: PURPLE
IN: gazzer zup kiki OUT: PURPLE GREEN
IN: gazzer fep dax OUT: PURPLE YELLOW PURPLE
IN: kiki tufa kiki fep lug OUT: GREEN GREEN RED GREEN GREEN
IN: kiki zup lug zup kiki tufa dax OUT: GREEN RED GREEN YELLOW

*QUERY*
IN: gazzer zup lug tufa kiki OUT: PURPLE RED GREEN
IN: kiki tufa dax OUT: GREEN YELLOW
IN: kiki fep gazzer OUT: GREEN PURPLE GREEN
IN: kiki tufa gazzer fep gazzer OUT: GREEN PURPLE PURPLE GREEN PURPLE
IN: lug tufa gazzer OUT: RED PURPLE
IN: kiki tufa gazzer OUT: GREEN PURPLE
IN: kiki gazzer zup gazzer tufa lug OUT: GREEN PURPLE PURPLE RED
IN: dax lug zup lug fep dax OUT: YELLOW RED RED YELLOW YELLOW RED RED
IN: lug lug zup kiki gazzer gazzer tufa lug OUT: RED RED GREEN PURPLE PURPLE RED
IN: dax zup dax OUT: YELLOW YELLOW

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