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

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

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