*SUPPORT*
IN: kiki zup fep fep OUT: YELLOW GREEN GREEN
IN: tufa zup fep OUT: BLUE GREEN
IN: kiki tufa dax tufa OUT: YELLOW BLUE BLUE
IN: tufa dax kiki fep fep dax fep OUT: BLUE YELLOW GREEN GREEN GREEN
IN: tufa dax tufa OUT: BLUE BLUE
IN: fep fep zup wif OUT: GREEN GREEN PINK
IN: kiki dax tufa gazzer kiki dax fep OUT: YELLOW GREEN YELLOW BLUE
IN: fep gazzer kiki OUT: YELLOW GREEN
IN: kiki OUT: YELLOW
IN: fep dax kiki dax kiki fep dax wif OUT: GREEN YELLOW YELLOW GREEN PINK
IN: tufa gazzer kiki dax wif OUT: YELLOW PINK BLUE
IN: kiki tufa OUT: YELLOW BLUE
IN: tufa tufa OUT: BLUE BLUE
IN: fep dax fep OUT: GREEN GREEN

*QUERY*
IN: wif dax wif OUT: PINK PINK
IN: wif dax fep OUT: PINK GREEN
IN: tufa wif OUT: BLUE PINK
IN: tufa OUT: BLUE
IN: wif OUT: PINK
IN: fep wif OUT: GREEN PINK
IN: fep kiki dax kiki OUT: GREEN YELLOW YELLOW
IN: fep tufa gazzer kiki dax wif kiki OUT: YELLOW PINK YELLOW GREEN BLUE
IN: tufa dax wif dax wif tufa wif fep OUT: BLUE PINK PINK BLUE PINK GREEN
IN: fep OUT: GREEN

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