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

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

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