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

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

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