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

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

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