Is there any solutions to avoid detecting only one card whose rectangular range containing two real cards when inputing one image containing two cards.

[yzy888]

I have downloaded the program and run it successly. However, I found that when I tested it with one image containing two cards, I saw the result with only one rectangular range, which circles two real cards.
Input image:

Output image:

I want to get a solution to detect two cards from the input image.