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

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

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