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

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

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