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

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

*GRAMMAR*
lug -> BLUE 
 zup -> GREEN 
 wif -> PURPLE 
 dax -> YELLOW 
 x1 fep u1 -> [x1] [u1] [u1] 
 u1 blicket x1 -> [u1] [u1] [u1] [u1] [x1] 
 u1 kiki u2 -> [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 