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

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

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