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

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

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