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

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

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