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

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

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