*SUPPORT*
IN: kiki zup wif OUT: GREEN BLUE
IN: kiki kiki dax blicket fep OUT: YELLOW BLUE BLUE BLUE BLUE
IN: fep gazzer blicket gazzer OUT: RED YELLOW RED
IN: fep dax OUT: YELLOW YELLOW
IN: fep dax blicket kiki dax OUT: BLUE YELLOW YELLOW BLUE YELLOW YELLOW
IN: kiki zup kiki dax blicket gazzer OUT: RED BLUE BLUE BLUE BLUE
IN: wif zup wif OUT: GREEN GREEN
IN: wif kiki blicket gazzer zup kiki dax OUT: BLUE RED GREEN BLUE BLUE RED GREEN BLUE
IN: wif OUT: GREEN
IN: fep gazzer zup gazzer OUT: RED YELLOW RED
IN: kiki zup gazzer dax OUT: RED BLUE RED BLUE
IN: wif zup gazzer OUT: RED GREEN
IN: kiki fep zup gazzer zup gazzer zup kiki OUT: BLUE RED RED BLUE YELLOW
IN: kiki zup kiki zup wif OUT: GREEN BLUE BLUE

*QUERY*
IN: wif blicket gazzer OUT: RED GREEN
IN: fep blicket kiki dax OUT: BLUE YELLOW BLUE YELLOW
IN: gazzer fep zup kiki OUT: BLUE RED YELLOW
IN: kiki wif fep dax OUT: BLUE GREEN YELLOW BLUE GREEN YELLOW
IN: fep dax dax dax OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: gazzer blicket gazzer OUT: RED RED
IN: gazzer OUT: RED
IN: wif zup kiki OUT: BLUE GREEN
IN: fep OUT: YELLOW
IN: wif wif zup wif OUT: GREEN GREEN GREEN

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