# grandfather paradox

> contradicting time travel of one’s biological parent’s death/separation

**Wikidata**: [Q99982](https://www.wikidata.org/wiki/Q99982)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Grandfather_paradox)  
**Source**: https://4ort.xyz/entity/grandfather-paradox


## References

1. Freebase Data Dumps. 2013
2. BabelNet
3. Quora