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

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

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