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

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

*GRAMMAR*
fep -> PINK 
 gazzer -> PURPLE 
 kiki -> GREEN 
 dax -> BLUE 
 x1 lug x2 -> [x2] [x2] [x2] [x1] [x2] 
 u1 zup -> [u1] [u1] [u1] 
 x1 tufa u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 