input format of story exercise

reettap · reettap · commit 29ddb79ee8b5 · 2019-08-15T15:32:22.000+03:00
diff --git a/data/osa-1/3-reading-input.md b/data/osa-1/3-reading-input.md
@@ -608,7 +608,7 @@ I will tell you a story, but I need some information first.
 What is the main character called?
 **Bob**
 What is their job?
-**builder**
+**a builder**
 Here is the story:
 Once upon a time there was Bob, who was a builder.
 On their way to work, Bob reflected on their life.
@@ -640,7 +640,7 @@ I will tell you a story, but I need some information first.
 What is the main character called?
 **Ada**
 What is their job?
-**Data scientist**
+**a Data scientist**
 Here is the story:
 Once upon a time there was Ada, who was a Data scientist.
 On their way to work, Ada reflected on their life.
