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

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

*GRAMMAR*
wif -> YELLOW 
 gazzer -> GREEN 
 dax -> PURPLE 
 kiki -> BLUE 
 x1 lug -> [x1] [x1] 
 u1 fep u2 -> [u1] [u2] [u2] 
 x1 blicket x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 