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

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

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