# That that is is that that is not is not is that it it is.

> English word sequence demonstrating lexical ambiguity

**Wikidata**: [Q1058567](https://www.wikidata.org/wiki/Q1058567)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/That_that_is_is_that_that_is_not_is_not_is_that_it_it_is)  
**Source**: https://4ort.xyz/entity/that-that-is-is-that-that-is-not-is-not-is-that-it-it-is


## References

1. Freebase Data Dumps. 2013