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

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

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