*SUPPORT*
IN: zup OUT: BLUE
IN: wif fep dax OUT: PINK RED
IN: gazzer fep dax blicket OUT: GREEN RED GREEN RED GREEN RED
IN: gazzer fep wif OUT: GREEN PINK
IN: dax OUT: RED
IN: wif lug OUT: PINK PINK PINK
IN: wif OUT: PINK
IN: dax fep gazzer OUT: RED GREEN
IN: gazzer fep dax OUT: GREEN RED
IN: dax fep gazzer blicket OUT: RED GREEN RED GREEN RED GREEN
IN: dax dax blicket OUT: RED RED RED RED RED RED
IN: dax fep dax OUT: RED RED
IN: zup fep zup OUT: BLUE BLUE
IN: dax dax fep dax OUT: RED RED RED

*QUERY*
IN: dax fep zup OUT: RED BLUE
IN: dax gazzer lug OUT: RED GREEN RED GREEN RED GREEN
IN: zup wif OUT: BLUE PINK
IN: zup lug OUT: BLUE BLUE BLUE
IN: dax lug OUT: RED RED RED
IN: gazzer fep zup lug OUT: GREEN BLUE GREEN BLUE GREEN BLUE
IN: wif fep wif lug OUT: PINK PINK PINK PINK PINK PINK
IN: zup fep gazzer blicket OUT: BLUE GREEN BLUE GREEN BLUE GREEN
IN: gazzer fep gazzer OUT: GREEN GREEN
IN: gazzer OUT: GREEN

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