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

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

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