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

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

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