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

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

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