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

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

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