*SUPPORT*
IN: fep wif OUT: GREEN GREEN
IN: fep zup lug dax OUT: GREEN RED YELLOW
IN: fep fep lug blicket OUT: GREEN GREEN PINK
IN: zup lug fep OUT: RED GREEN
IN: dax lug fep OUT: YELLOW GREEN
IN: zup wif OUT: RED RED
IN: blicket tufa OUT: PINK PINK PINK PINK
IN: dax lug blicket OUT: YELLOW PINK
IN: fep lug zup OUT: GREEN RED
IN: zup OUT: RED
IN: zup lug dax OUT: RED YELLOW
IN: zup lug blicket OUT: RED PINK
IN: zup tufa OUT: RED RED RED RED
IN: dax OUT: YELLOW

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

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