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

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

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