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

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

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