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

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

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