What does "After a walk through Central Park, Alex exclaims" mean in English for Spanish?

In English for Spanish, "After a walk through Central Park, Alex exclaims" means:

Después de un camino por Central Park, Alex exclama:

Listen to "After a walk through Central Park, Alex exclaims": (If you have an HTML5 enabled browser, you can listen to the native audio below)

This is a phrase that is used in the GamesForLanguage English for Spanish Language Game in the following scenes:

• English for Spanish 4, Level 2, Scene 3