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

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

*GRAMMAR*
kiki -> YELLOW 
 wif -> GREEN 
 fep -> RED 
 blicket -> BLUE 
 u1 tufa u2 -> [u2] [u1] [u2] 
 x1 zup -> [x1] [x1] 
 u1 lug u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 