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

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

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