# Challenger-class submarine

> 1997 class of Singaporean submarines

**Wikidata**: [Q5068938](https://www.wikidata.org/wiki/Q5068938)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Challenger-class_submarine)  
**Source**: https://4ort.xyz/entity/challenger-class-submarine


## References

1. BabelNet