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

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

*GRAMMAR*
zup -> PURPLE 
 kiki -> YELLOW 
 fep -> GREEN 
 dax -> BLUE 
 x1 wif x2 -> [x2] [x1] 
 x1 tufa u1 -> [x1] [u1] 
 x1 blicket -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 