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

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

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