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

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

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