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

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

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