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

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

*GRAMMAR*
kiki -> YELLOW 
 zup -> BLUE 
 gazzer -> RED 
 wif -> PINK 
 x1 lug u1 -> [x1] [u1] 
 u1 dax u2 -> [u1] [u2] 
 x1 fep x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 