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

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

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