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

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

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