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

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

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