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

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

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