Revert "Removed spec"
Revert "Removed spec"

This reverts commit 98974fa5ace38f8f1712798532f773db79f9ce76.

daukantas/factlink-core,daukantas/factlink-core,daukantas/factlink-core,Factlink/factlink-core,daukantas/factlink-core,Factlink/factlink-core,Factlink/factlink-core,Factlink/factlink-core