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

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

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