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

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

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