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

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

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