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

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

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