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

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

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