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

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

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