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

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

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