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

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

*GRAMMAR*
zup -> YELLOW 
 kiki -> GREEN 
 tufa -> RED 
 dax -> PURPLE 
 u1 wif u2 -> [u1] [u2] 
 x1 fep u1 -> [x1] [u1] 
 x1 gazzer -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 