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

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

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