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

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

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