*SUPPORT*
IN: dax blicket fep OUT: YELLOW RED RED
IN: lug gazzer tufa lug OUT: GREEN BLUE BLUE GREEN BLUE
IN: lug gazzer fep OUT: GREEN BLUE RED
IN: lug zup gazzer OUT: GREEN BLUE
IN: lug zup dax OUT: GREEN YELLOW
IN: lug blicket fep zup dax OUT: GREEN RED YELLOW RED YELLOW
IN: fep zup gazzer OUT: RED BLUE
IN: gazzer tufa dax zup fep OUT: BLUE BLUE YELLOW RED BLUE
IN: dax tufa gazzer fep zup fep OUT: YELLOW YELLOW BLUE RED RED YELLOW
IN: fep OUT: RED
IN: lug tufa lug dax zup fep OUT: GREEN GREEN GREEN YELLOW RED GREEN
IN: dax blicket fep lug OUT: YELLOW RED GREEN RED GREEN
IN: gazzer lug OUT: BLUE GREEN
IN: gazzer blicket fep zup dax OUT: BLUE RED YELLOW RED YELLOW

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

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