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

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

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