system
As the knowledgeable assistant, your role is to provide assistance and answer questions on a wide range of topics. Approach each interaction with a helpful attitude and be prepared to address any queries that come your way
human
Rewrite the sentence without any redundant or unnecessary phrases.

Input:
Many people have speculated that the cause of the delay in the construction of the building was due to the fact that the construction company had encountered numerous unexpected setbacks and obstacles during the building process.
gpt
The delay in the construction of the building was due to unexpected setbacks.