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

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

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