*SUPPORT*
IN: dax wif gazzer fep gazzer wif OUT: PURPLE PINK YELLOW PINK
IN: dax fep OUT: PURPLE YELLOW
IN: wif wif fep OUT: PINK PINK YELLOW
IN: fep zup tufa kiki wif OUT: RED YELLOW PINK
IN: dax zup fep OUT: YELLOW PURPLE
IN: fep zup tufa OUT: RED YELLOW
IN: tufa dax OUT: RED PURPLE
IN: wif OUT: PINK
IN: wif zup fep gazzer dax gazzer dax OUT: YELLOW PURPLE PURPLE PINK
IN: dax gazzer fep OUT: PURPLE YELLOW
IN: dax fep tufa OUT: PURPLE YELLOW RED
IN: fep gazzer tufa OUT: YELLOW RED
IN: wif zup fep wif zup wif gazzer dax OUT: YELLOW PINK PURPLE PINK PINK
IN: dax OUT: PURPLE

*QUERY*
IN: fep tufa OUT: YELLOW RED
IN: fep OUT: YELLOW
IN: fep zup tufa gazzer dax OUT: RED PURPLE YELLOW
IN: dax gazzer dax zup dax fep OUT: PURPLE PURPLE YELLOW PURPLE
IN: tufa gazzer dax wif wif OUT: RED PURPLE PINK PINK
IN: tufa wif zup tufa OUT: RED RED PINK
IN: tufa zup tufa gazzer tufa kiki tufa OUT: RED RED RED RED
IN: tufa OUT: RED
IN: tufa dax tufa dax OUT: RED PURPLE RED PURPLE
IN: wif zup fep OUT: YELLOW PINK

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