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

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

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