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

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

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