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

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

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