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

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

*GRAMMAR*
fep -> BLUE 
 dax -> RED 
 tufa -> YELLOW 
 wif -> PURPLE 
 u1 gazzer x1 -> [u1] [x1] 
 u1 kiki u2 -> [u1] [u2] 
 x1 zup -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 