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

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

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