org-match-sparse-tree
org-match-sparse-tree is an interactive compiled Lisp function in `org.el
'.
(org-match-sparse-tree &optional TODO-ONLY MATCH)
Create a sparse tree according to tags string MATCH.
MATCH can contain positive and negative selection of tags, like
"+WORK+URGENT-WITHBOSS".
If optional argument TODO-ONLY is non-nil, only select lines that are
also TODO lines.