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

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

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