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

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

*GRAMMAR*
kiki -> BLUE 
 wif -> YELLOW 
 tufa -> RED 
 dax -> GREEN 
 x1 fep x2 -> [x2] [x1] 
 u1 blicket x1 -> [u1] [x1] 
 x1 zup x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 