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

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

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