# Janiszewski's theorem

> 2 points connected in the plane while avoiding 1 of 2 intersecting subsets can avoid both

**Wikidata**: [Q25106520](https://www.wikidata.org/wiki/Q25106520)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Janiszewski's_theorem)  
**Source**: https://4ort.xyz/entity/janiszewski-s-theorem