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

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

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