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

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

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