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

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

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