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

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

*GRAMMAR*
gazzer -> PURPLE 
 zup -> GREEN 
 dax -> BLUE 
 fep -> PINK 
 x1 lug u1 -> [x1] [x1] [u1] 
 u1 tufa u2 -> [u1] [u2] 
 u1 wif x1 -> [u1] [x1] [x1] [u1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 