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

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

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