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

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

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