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

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

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