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

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

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