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

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

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