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

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

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