*SUPPORT*
IN: dax tufa lug OUT: PINK PURPLE PURPLE PURPLE
IN: fep lug kiki OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: dax OUT: PINK
IN: wif OUT: BLUE
IN: tufa fep lug blicket dax OUT: PINK PURPLE GREEN GREEN GREEN
IN: dax fep OUT: PINK GREEN
IN: wif wif kiki blicket wif OUT: BLUE BLUE BLUE BLUE BLUE
IN: tufa dax tufa lug blicket tufa OUT: PURPLE PURPLE PINK PURPLE PURPLE PURPLE
IN: tufa lug OUT: PURPLE PURPLE PURPLE
IN: tufa lug kiki OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax lug OUT: PINK PINK PINK
IN: wif lug OUT: BLUE BLUE BLUE
IN: wif fep kiki OUT: BLUE GREEN BLUE GREEN
IN: fep lug OUT: GREEN GREEN GREEN

*QUERY*
IN: tufa blicket dax blicket dax OUT: PINK PINK PURPLE
IN: tufa blicket dax OUT: PINK PURPLE
IN: tufa wif OUT: PURPLE BLUE
IN: tufa OUT: PURPLE
IN: tufa dax lug blicket tufa OUT: PURPLE PURPLE PINK PINK PINK
IN: tufa kiki OUT: PURPLE PURPLE
IN: dax lug kiki OUT: PINK PINK PINK PINK PINK PINK
IN: dax lug kiki blicket wif OUT: BLUE PINK PINK PINK PINK PINK PINK
IN: fep OUT: GREEN
IN: wif lug kiki OUT: BLUE BLUE BLUE BLUE BLUE BLUE

*GRAMMAR*
dax -> PINK 
 fep -> GREEN 
 wif -> BLUE 
 tufa -> PURPLE 
 x1 blicket u1 -> [u1] [x1] 
 x1 kiki -> [x1] [x1] 
 u1 lug -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 