*SUPPORT*
IN: fep zup wif dax OUT: PURPLE RED PINK
IN: tufa wif zup OUT: BLUE RED
IN: fep OUT: PURPLE
IN: dax gazzer OUT: PINK PINK
IN: zup gazzer OUT: RED RED
IN: zup dax OUT: RED PINK
IN: tufa OUT: BLUE
IN: dax fep gazzer OUT: PINK PURPLE PURPLE
IN: fep wif dax OUT: PURPLE PINK
IN: dax gazzer blicket dax OUT: PINK PINK PINK PINK PINK
IN: dax wif tufa blicket fep OUT: PINK BLUE PURPLE PINK BLUE
IN: fep gazzer OUT: PURPLE PURPLE
IN: fep tufa OUT: PURPLE BLUE
IN: tufa zup gazzer blicket fep OUT: BLUE RED RED PURPLE BLUE RED RED

*QUERY*
IN: dax wif tufa OUT: PINK BLUE
IN: tufa gazzer OUT: BLUE BLUE
IN: zup OUT: RED
IN: fep dax OUT: PURPLE PINK
IN: zup zup gazzer OUT: RED RED RED
IN: zup wif tufa blicket tufa OUT: RED BLUE BLUE RED BLUE
IN: dax wif zup OUT: PINK RED
IN: tufa tufa gazzer blicket zup OUT: BLUE BLUE BLUE RED BLUE BLUE BLUE
IN: tufa wif tufa OUT: BLUE BLUE
IN: zup wif fep OUT: RED PURPLE

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