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

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

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