The ornamental design for a displayscreen with a graphical user interface, as shown and described.
The patent file includes at least one drawing executed in color. Copies of this patent with a color drawing will be provide by the Office upon request and payment of the necessary fee.
FIG. 1 is a front view of an icon for a portion of a display screen with a graphical user interface in accordance with our design;
FIG. 2 is a front view of an icon for a portion of a display screen with a graphical user interface in accordance with our design;
FIG. 3 is a front view of an icon for a portion of a display screen with a graphical user interface in accordance with our design;
FIG. 4 is a front view of an icon for a portion of a display screen with a graphical user interface in accordance with our design;
FIG. 5 is a front view of an icon for a portion of a display screen with a graphical user interface in accordance with our design;
FIG. 6 is a front view of an icon for a portion of a display screen with a graphical user interface in accordance with our design; and,
FIG. 7 is a front view of an icon for a portion of a display screen with a graphical user interface in accordance with our design.
The broken line showing a portion of the display screen in all views forms no portion of the claimed design.