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

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

*GRAMMAR*
lug -> PINK 
 zup -> BLUE 
 wif -> GREEN 
 dax -> RED 
 u1 fep u2 -> [u1] [u2] [u2] [u2] 
 x1 blicket x2 -> [x2] [x1] 
 u1 gazzer x1 -> [u1] [x1] [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 