*SUPPORT*
IN: dax fep blicket gazzer fep kiki gazzer OUT: BLUE BLUE PINK PINK RED
IN: wif kiki gazzer OUT: YELLOW BLUE BLUE
IN: dax blicket OUT: RED PINK
IN: kiki zup blicket zup blicket OUT: PINK PINK PINK PINK BLUE
IN: blicket zup wif OUT: YELLOW YELLOW PINK
IN: wif dax dax OUT: YELLOW RED RED
IN: kiki OUT: BLUE
IN: dax gazzer fep blicket fep blicket OUT: PINK PINK RED RED
IN: wif zup wif OUT: YELLOW YELLOW YELLOW
IN: wif gazzer OUT: YELLOW YELLOW
IN: kiki gazzer fep blicket OUT: PINK BLUE BLUE
IN: wif blicket OUT: YELLOW PINK
IN: blicket OUT: PINK
IN: blicket dax OUT: PINK RED

*QUERY*
IN: dax gazzer fep dax gazzer OUT: RED RED RED RED
IN: dax OUT: RED
IN: wif zup dax OUT: RED RED YELLOW
IN: kiki zup blicket OUT: PINK PINK BLUE
IN: blicket gazzer OUT: PINK PINK
IN: blicket gazzer zup blicket zup kiki OUT: BLUE BLUE PINK PINK PINK PINK
IN: blicket zup kiki zup blicket OUT: PINK PINK BLUE BLUE PINK
IN: dax zup dax OUT: RED RED RED
IN: kiki fep dax gazzer zup kiki fep wif OUT: YELLOW BLUE BLUE RED RED BLUE
IN: kiki gazzer fep kiki OUT: BLUE BLUE BLUE

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