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

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

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