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

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

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