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

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

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