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

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

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