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

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

*GRAMMAR*
dax -> PINK 
 wif -> GREEN 
 gazzer -> YELLOW 
 kiki -> BLUE 
 u1 tufa u2 -> [u1] [u2] [u1] 
 x1 blicket x2 -> [x2] [x1] 
 u1 lug -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 