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

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

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