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

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

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