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

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

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