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

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

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