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

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

*GRAMMAR*
wif -> RED 
 kiki -> PINK 
 blicket -> YELLOW 
 dax -> PURPLE 
 x1 tufa u1 -> [x1] [x1] [u1] 
 x1 zup x2 -> [x2] [x2] [x1] 
 x1 gazzer u1 -> [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 