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

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

*GRAMMAR*
fep -> GREEN 
 gazzer -> RED 
 zup -> BLUE 
 blicket -> PURPLE 
 x1 dax -> [x1] [x1] 
 x1 tufa x2 -> [x2] [x1] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 