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

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

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