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

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

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