*SUPPORT*
IN: dax zup kiki OUT: PURPLE BLUE RED
IN: tufa dax dax zup dax tufa OUT: GREEN PURPLE PURPLE BLUE PURPLE GREEN
IN: tufa kiki gazzer OUT: GREEN RED RED RED RED RED
IN: tufa lug wif tufa lug OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: dax lug OUT: PURPLE PURPLE PURPLE
IN: zup OUT: BLUE
IN: tufa gazzer wif dax zup OUT: GREEN GREEN GREEN GREEN GREEN PURPLE BLUE
IN: dax dax tufa OUT: PURPLE PURPLE GREEN
IN: tufa tufa gazzer OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: zup gazzer OUT: BLUE BLUE BLUE BLUE BLUE
IN: kiki lug OUT: RED RED RED
IN: kiki gazzer OUT: RED RED RED RED RED
IN: tufa dax dax OUT: GREEN PURPLE PURPLE
IN: tufa wif zup OUT: GREEN BLUE

*QUERY*
IN: tufa OUT: GREEN
IN: zup lug OUT: BLUE BLUE BLUE
IN: dax gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax OUT: PURPLE
IN: kiki wif kiki lug OUT: RED RED RED RED
IN: tufa tufa lug OUT: GREEN GREEN GREEN GREEN
IN: kiki tufa dax wif kiki OUT: RED GREEN PURPLE RED
IN: tufa gazzer OUT: GREEN GREEN GREEN GREEN GREEN
IN: zup zup gazzer OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: kiki OUT: RED

*GRAMMAR*
kiki -> RED 
 dax -> PURPLE 
 zup -> BLUE 
 tufa -> GREEN 
 x1 wif x2 -> [x1] [x2] 
 u1 lug -> [u1] [u1] [u1] 
 u1 gazzer -> [u1] [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 