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

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

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