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

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

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