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

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

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