A group of people walking through town on a cobblestone street , with a dark , ominous sky overhead .
A group of people are walking outside on a sunny day .
A group of people walking through town on a cobblestone street, with a dark, ominous sky overhead.
A group of people are walking outside on a sunny day.
If it is a sunny day, the sky is not dark.
If it is a sunny day , the sky is not dark .