diff --git a/SurveyLib.Core/Models/QuestionBase.cs b/SurveyLib.Core/Models/QuestionBase.cs
new file mode 100644
index 0000000..8d750ff
--- /dev/null
+++ b/SurveyLib.Core/Models/QuestionBase.cs
@@ -0,0 +1,10 @@
+namespace SurveyLib.Core.Models;
+
+public class QuestionBase
+{
+    public int Id { get; set; } // TODO: А ведь их наверное много будет, вдруг int однажды не хватит...
+    public int SurveyId { get; set; }
+    public string Title { get; set; }
+
+    public Survey Survey { get; set; }
+}
\ No newline at end of file
diff --git a/SurveyLib.Core/Models/Survey.cs b/SurveyLib.Core/Models/Survey.cs
index 387f11c..89eb1a2 100644
--- a/SurveyLib.Core/Models/Survey.cs
+++ b/SurveyLib.Core/Models/Survey.cs
@@ -5,4 +5,6 @@ public class Survey
     public int Id { get; set; }
     public string Title { get; set; }
     public string Description { get; set; }
+
+    public ICollection<QuestionBase> Questions { get; set; }
 }
\ No newline at end of file