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

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

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