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

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

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