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

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

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