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

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

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