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

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

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