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

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

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