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

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

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