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

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

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