*SUPPORT*
IN: gazzer dax blicket wif OUT: BLUE PINK PINK YELLOW
IN: dax kiki OUT: YELLOW YELLOW
IN: gazzer dax dax blicket tufa OUT: BLUE YELLOW PURPLE PURPLE YELLOW
IN: tufa gazzer blicket dax OUT: PURPLE YELLOW YELLOW BLUE
IN: gazzer OUT: BLUE
IN: tufa fep OUT: PURPLE PURPLE PURPLE
IN: gazzer blicket tufa OUT: PURPLE PURPLE BLUE
IN: dax wif blicket wif OUT: YELLOW PINK PINK PINK
IN: tufa OUT: PURPLE
IN: wif kiki kiki OUT: PINK PINK PINK PINK
IN: wif blicket gazzer OUT: BLUE BLUE PINK
IN: tufa gazzer fep OUT: PURPLE BLUE BLUE BLUE
IN: dax fep OUT: YELLOW YELLOW YELLOW
IN: dax gazzer kiki OUT: YELLOW BLUE YELLOW BLUE

*QUERY*
IN: wif wif fep OUT: PINK PINK PINK PINK
IN: tufa tufa fep kiki OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax dax blicket gazzer OUT: YELLOW BLUE BLUE YELLOW
IN: dax blicket tufa OUT: PURPLE PURPLE YELLOW
IN: wif kiki OUT: PINK PINK
IN: dax OUT: YELLOW
IN: tufa tufa blicket gazzer OUT: PURPLE BLUE BLUE PURPLE
IN: gazzer fep kiki OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: gazzer fep OUT: BLUE BLUE BLUE
IN: dax blicket dax OUT: YELLOW YELLOW YELLOW

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