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

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

*GRAMMAR*
dax -> YELLOW 
 lug -> BLUE 
 fep -> GREEN 
 zup -> PINK 
 x1 kiki x2 -> [x2] [x1] 
 u1 gazzer u2 -> [u2] [u1] 
 u1 wif -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 