skos:altLabel | - Oklahoma
- See section on this tornado
- tornado outbreak
- Tornado outbreak
- significant tornado outbreak
- a larger weather system
- 2013 tornado outbreak
- :Tornado outbreak of May 18–21, 2013
- May 18 to May 21
- May 18–21
- a 2013 tornado outbreak
- more tornadoes had hit
- series of tornadoes in Oklahoma
- tornado outbreak of May 18–21, 2013
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