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

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

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