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

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

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