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

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

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