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

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

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