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

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

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