CLEAN : Iran hosts first international marathon

The transcript begins with a series of disjointed thoughts and phrases, which do not form a coherent narrative. It then transitions into a discussion about a marathon event, highlighting the beautiful course, the presence of cheerful people, and the participation of both foreign and union runners. Despite interest from more foreigners, official problems prevented their attendance.

Describe the atmosphere of the marathon as depicted in the text.

What was the significance of the union runners mentioned in the text?