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

*QUERY*
IN: fep gazzer lug OUT: RED BLUE BLUE
IN: fep blicket dax OUT: YELLOW RED YELLOW
IN: fep gazzer blicket fep OUT: RED RED BLUE RED
IN: fep OUT: RED
IN: fep dax gazzer lug OUT: RED YELLOW BLUE BLUE
IN: fep dax gazzer blicket dax OUT: RED YELLOW YELLOW BLUE YELLOW
IN: dax lug OUT: YELLOW YELLOW
IN: fep gazzer OUT: RED BLUE
IN: gazzer blicket dax OUT: YELLOW BLUE YELLOW
IN: fep lug OUT: RED RED

*GRAMMAR*
fep -> RED 
 gazzer -> BLUE 
 dax -> YELLOW 
 tufa -> GREEN 
 u1 blicket u2 -> [u2] [u1] [u2] 
 x1 zup x2 -> [x1] [x2] [x1] [x2] 
 u1 lug -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 