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

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

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