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

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

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