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

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

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