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

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

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