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

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

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