The TLDR; is to first use tr to replace all occurrences of any horizontal whitespace character with a single space, and then squeeze down any number of spaces to a single space and then define the delimiter for cut as a single space. The following example assumes that you want to see from the 5th column to the end of the line.
<do-something-to-generate-input> | tr '[:blank:]' ' ' | tr -s ' ' | cut -d ' ' -f5-The previous command will, after using -s to squeeze repeated spaces into one and then cut from the 5th field to the end of the line.