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

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

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