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

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

*GRAMMAR*
gazzer -> PURPLE 
 lug -> RED 
 zup -> BLUE 
 dax -> YELLOW 
 u1 kiki -> [u1] [u1] 
 x1 wif -> [x1] [x1] 
 u1 tufa u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 