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

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

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