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

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

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