*SUPPORT*
IN: kiki blicket lug fep OUT: RED BLUE RED BLUE
IN: tufa blicket kiki OUT: GREEN RED
IN: gazzer fep OUT: PINK PINK
IN: tufa lug gazzer blicket lug fep OUT: GREEN BLUE PINK BLUE GREEN BLUE PINK BLUE
IN: gazzer OUT: PINK
IN: gazzer blicket gazzer fep OUT: PINK PINK PINK PINK
IN: kiki fep fep OUT: RED RED RED RED
IN: kiki blicket gazzer OUT: RED PINK
IN: kiki blicket kiki dax lug blicket lug fep OUT: RED RED BLUE BLUE BLUE BLUE
IN: kiki blicket kiki OUT: RED RED
IN: gazzer kiki OUT: PINK RED
IN: tufa tufa OUT: GREEN GREEN
IN: tufa dax gazzer OUT: GREEN PINK
IN: lug blicket tufa OUT: BLUE GREEN

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

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