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

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

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