*SUPPORT*
IN: zup OUT: PINK
IN: gazzer OUT: PURPLE
IN: dax kiki dax dax OUT: YELLOW YELLOW YELLOW
IN: gazzer fep tufa OUT: RED RED PURPLE RED
IN: tufa fep gazzer kiki dax OUT: YELLOW PURPLE YELLOW PURPLE RED YELLOW PURPLE
IN: gazzer tufa OUT: PURPLE RED
IN: zup zup lug tufa kiki tufa OUT: PINK PINK RED RED
IN: tufa OUT: RED
IN: tufa dax kiki gazzer OUT: RED PURPLE YELLOW
IN: tufa fep gazzer OUT: PURPLE PURPLE RED PURPLE
IN: dax tufa OUT: YELLOW RED
IN: tufa kiki zup OUT: PINK RED
IN: tufa zup fep tufa OUT: RED RED RED PINK RED
IN: gazzer kiki zup OUT: PINK PURPLE

*QUERY*
IN: gazzer kiki tufa OUT: RED PURPLE
IN: dax gazzer fep dax OUT: YELLOW YELLOW YELLOW PURPLE YELLOW
IN: tufa kiki tufa lug gazzer OUT: RED PURPLE RED
IN: gazzer kiki dax OUT: YELLOW PURPLE
IN: dax OUT: YELLOW
IN: dax kiki zup OUT: PINK YELLOW
IN: zup kiki tufa kiki dax kiki gazzer OUT: PURPLE YELLOW RED PINK
IN: zup zup tufa kiki tufa OUT: PINK PINK RED RED
IN: dax fep zup OUT: PINK PINK YELLOW PINK
IN: zup kiki tufa OUT: RED PINK

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