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

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

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