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

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

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