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

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

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