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

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

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