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This node exposes more sampling options and makes it possible for example
to sample the first few steps on the latent image, do some operations on it
 and then do the rest of the sampling steps. This can be achieved using the
start_at_step and end_at_step options.

to apply conditioning/prompts only to a specific area of the image.

Add ConditioningCombine node.
so that multiple conditioning/prompts can be applied to the image at the
same time

Resize nodes automatically if they are too small because of added properties.