- name: find all files that are older than three
  win_find:
    paths: C:\Websites\zzzBackup
    age: "2w"
    file_type: file
  register: dirsOlderThan12w

- name: remove older than 12 weeks but first ten newest
  win_file:
    path: "{{ item.path }}"
    state: absent
  with_items: "{{ (dirsOlderThan12w.files | sort(attribute='ctime'))[10:] | list }}"