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

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

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