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

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

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