*SUPPORT*
IN: kiki wif kiki OUT: BLUE YELLOW BLUE
IN: kiki OUT: BLUE
IN: kiki wif dax OUT: BLUE YELLOW BLUE YELLOW
IN: gazzer wif OUT: PURPLE YELLOW
IN: tufa zup OUT: RED RED
IN: tufa kiki OUT: RED BLUE
IN: wif zup OUT: YELLOW YELLOW
IN: kiki zup dax OUT: BLUE BLUE BLUE BLUE
IN: gazzer kiki lug OUT: PURPLE BLUE BLUE
IN: tufa OUT: RED
IN: gazzer zup OUT: PURPLE PURPLE
IN: wif wif kiki dax OUT: YELLOW YELLOW BLUE YELLOW YELLOW BLUE
IN: gazzer OUT: PURPLE
IN: kiki lug dax OUT: BLUE BLUE BLUE BLUE

*QUERY*
IN: wif tufa zup dax OUT: YELLOW RED RED YELLOW RED RED
IN: tufa dax OUT: RED RED
IN: tufa lug OUT: RED RED
IN: kiki lug OUT: BLUE BLUE
IN: gazzer gazzer zup OUT: PURPLE PURPLE PURPLE
IN: gazzer dax OUT: PURPLE PURPLE
IN: wif tufa OUT: YELLOW RED
IN: kiki dax OUT: BLUE BLUE
IN: kiki zup OUT: BLUE BLUE
IN: kiki gazzer OUT: BLUE PURPLE

*GRAMMAR*
tufa -> RED 
 kiki -> BLUE 
 wif -> YELLOW 
 gazzer -> PURPLE 
 u1 lug -> [u1] [u1] 
 u1 zup -> [u1] [u1] 
 x1 dax -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 