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

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

*GRAMMAR*
gazzer -> RED 
 dax -> PURPLE 
 wif -> PINK 
 zup -> BLUE 
 x1 tufa x2 -> [x2] [x1] 
 u1 lug x1 -> [u1] [x1] [u1] 
 u1 kiki -> [u1] [u1] [u1] [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 