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

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

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