- name: "Setting place name of {{ country }}"
  set_fact:
     place: "get_place_name"

- name: "Setting places name of {{ country }}"
  set_fact:
     places: "get_places_name"

- name: Details of "{{ country }}"
  debug:
    msg: "{{ item }}"
  when:
    -  place in "{{ item.Other_Places }}" or places in "{{ item.Other_Places }}"
  with_items: "{{ Places }}"

---
Places:
- Country: "{{ country }}"
  Capital: "{{ capital}}}"
  Other_Places: ['place1', 'place2']

- Country: "{{ country }}"
  Capital: "{{ capital }}"
  Other_Places: ['places1', 'places2', 'places3', 'places4']

"msg": {
        "Country": "United States of America",
        "Capital": "place1",
        "Other_Places": "['place1', 'place2']"
    }

- name: Exceptional case
  debug:
    msg: "{{ capital }} not in {{ item.Capital }} "
  when:
    -  place not in "{{ item.Other_Places }}" or places not in "{{ item.Other_Places }}"
  with_items: "{{ Places }}"