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

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

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