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

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

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