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

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

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