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

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

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