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

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

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