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

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

*GRAMMAR*
lug -> PINK 
 tufa -> YELLOW 
 zup -> RED 
 dax -> BLUE 
 u1 blicket u2 -> [u1] [u2] 
 x1 wif -> [x1] [x1] 
 x1 kiki x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 