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

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

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