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

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

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