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

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

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