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

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

*GRAMMAR*
tufa -> YELLOW 
 lug -> GREEN 
 wif -> BLUE 
 dax -> RED 
 u1 zup u2 -> [u1] [u2] 
 u1 blicket u2 -> [u2] [u1] [u1] [u2] 
 x1 kiki -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 