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

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

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