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

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

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