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

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

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