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

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

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