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

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

*GRAMMAR*
zup -> GREEN 
 lug -> BLUE 
 gazzer -> YELLOW 
 fep -> RED 
 u1 kiki x1 -> [u1] [x1] 
 u1 wif -> [u1] [u1] [u1] 
 u1 dax u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 