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

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

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