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

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

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