Display the first image of a design in a repeating group (every design has a list of images))

What’s up Comrades…
Checkitout… A repeating group to display a list of designs,
An image element to show a design’s image (first image of a design from the list of images as each design has multiple images).

tried these expressions without success
-dynamic expression 1 on the image element = parenet group’s design’s Design images:first item
-dynamic expression 1 on the image element = parenet group’s design’s Design images:item#1
-dynamic expression 1 on the image element = parenet group’s design’s Design images:first item processed with imagx

Data type = Design
Field = Design images - list of images