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

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

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