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

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

*GRAMMAR*
kiki -> GREEN 
 zup -> RED 
 tufa -> PURPLE 
 wif -> BLUE 
 u1 dax u2 -> [u1] [u2] 
 x1 lug x2 -> [x2] [x1] [x1] [x2] 
 x1 gazzer u1 -> [u1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 