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

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

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