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

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

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