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

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

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