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

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

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