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

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

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