*SUPPORT*
IN: dax fep lug zup dax fep blicket OUT: BLUE PINK BLUE PURPLE BLUE PINK
IN: lug fep lug zup lug tufa OUT: PINK PINK PINK PINK PINK PINK
IN: lug fep lug OUT: PINK PINK
IN: dax lug tufa OUT: BLUE PINK PINK
IN: blicket tufa zup kiki fep dax OUT: PURPLE PURPLE YELLOW BLUE PURPLE PURPLE
IN: lug lug zup blicket fep blicket OUT: PINK PINK PURPLE PURPLE PINK PINK
IN: kiki tufa OUT: YELLOW YELLOW
IN: dax tufa OUT: BLUE BLUE
IN: lug lug tufa OUT: PINK PINK PINK
IN: dax zup dax tufa OUT: BLUE BLUE BLUE BLUE
IN: lug OUT: PINK
IN: dax fep blicket OUT: BLUE PURPLE
IN: lug fep lug zup lug fep dax OUT: PINK PINK PINK BLUE PINK PINK
IN: blicket fep kiki OUT: PURPLE YELLOW

*QUERY*
IN: blicket dax kiki OUT: PURPLE BLUE YELLOW
IN: dax fep lug OUT: BLUE PINK
IN: dax blicket fep lug zup kiki tufa OUT: BLUE PURPLE PINK YELLOW YELLOW BLUE PURPLE PINK
IN: lug tufa OUT: PINK PINK
IN: blicket fep blicket zup kiki tufa OUT: PURPLE PURPLE YELLOW YELLOW PURPLE PURPLE
IN: blicket OUT: PURPLE
IN: kiki OUT: YELLOW
IN: kiki kiki fep dax OUT: YELLOW YELLOW BLUE
IN: dax OUT: BLUE
IN: blicket tufa OUT: PURPLE PURPLE

*GRAMMAR*
lug -> PINK 
 blicket -> PURPLE 
 dax -> BLUE 
 kiki -> YELLOW 
 u1 fep u2 -> [u1] [u2] 
 x1 zup x2 -> [x1] [x2] [x1] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 