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

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

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