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

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

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