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

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

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