*SUPPORT*
IN: wif OUT: BLUE
IN: tufa tufa OUT: RED RED
IN: lug blicket wif OUT: BLUE PINK PINK
IN: wif dax OUT: BLUE BLUE
IN: wif wif zup OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: wif zup OUT: BLUE BLUE BLUE
IN: wif wif OUT: BLUE BLUE
IN: wif blicket tufa OUT: RED BLUE BLUE
IN: lug blicket gazzer OUT: GREEN PINK PINK
IN: tufa tufa blicket lug dax OUT: RED PINK RED RED RED PINK RED RED
IN: tufa zup OUT: RED RED RED
IN: tufa zup dax OUT: RED RED RED RED RED RED
IN: gazzer blicket lug OUT: PINK GREEN GREEN
IN: gazzer lug zup OUT: GREEN PINK GREEN PINK GREEN PINK

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

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