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

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

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