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

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

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