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

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

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