The ornamental design for a portion of a displayscreen with a graphicaluserinterface, as shown and described.
The file of this patent contains at least one drawing/photograph executed in color. Copies of this patent with color drawing(s)/photograph(s) will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a front view of a portion of a display screen with a graphical user interface showing a first embodiment of our new design; and,
FIG. 2 is a front view of a second embodiment thereof.
The broken line showing of the display screen is for the purpose of illustrating environment and forms no part of the claimed design. The broken line showing of elements on the display screen illustrate portions of the article and form no part of the claimed design.