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

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

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