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

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

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