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

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

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