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

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

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