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

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

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