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

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

*GRAMMAR*
gazzer -> PURPLE 
 tufa -> YELLOW 
 wif -> GREEN 
 dax -> BLUE 
 u1 kiki u2 -> [u1] [u1] [u1] [u2] [u1] [u2] 
 x1 fep x2 -> [x2] [x1] 
 x1 zup x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 