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

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

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