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

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

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