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

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

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