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

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

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