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

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

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