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

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

*GRAMMAR*
zup -> YELLOW 
 tufa -> BLUE 
 fep -> RED 
 kiki -> GREEN 
 u1 lug x1 -> [u1] [x1] [u1] 
 x1 wif x2 -> [x1] [x2] [x1] 
 u1 blicket u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 