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

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

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