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

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

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