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

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

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