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

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

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