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

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

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