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

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

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