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

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

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