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

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

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