diff --git a/exercise.wwwapi/Models/Cohort.cs b/exercise.wwwapi/Models/Cohort.cs
index 1b5e47b..f247db6 100644
--- a/exercise.wwwapi/Models/Cohort.cs
+++ b/exercise.wwwapi/Models/Cohort.cs
@@ -11,9 +11,17 @@ public class Cohort
     [Column("id")] 
     public int Id { get; set; }
 
-    [Column("course_id")]
-    [ForeignKey(nameof(Course))]
-    public int CourseId { get; set; }
-    public Course Course { get; set; }
-    public ICollection<User> Users { get; set; } =  new List<User>();
+    [Column("cohort_number")]
+    public int CohortNumber { get; set; }
+
+    [Column("cohort_name", TypeName = "varchar(50)")]
+    public string CohortName { get; set; }
+
+    [Column("start_date", TypeName = "date")]
+    public DateTime StartDate { get; set; }
+
+    [Column("end_date", TypeName = "date"))]
+    public DateTime EndDate { get; set; }
+
+    public ICollection<CohortCourse> CohortCourse { get; set; } =  new List<CohortCourse>();
 }
\ No newline at end of file
diff --git a/exercise.wwwapi/Models/Cohort_Course.cs b/exercise.wwwapi/Models/Cohort_Course.cs
new file mode 100644
index 0000000..dd90613
--- /dev/null
+++ b/exercise.wwwapi/Models/Cohort_Course.cs
@@ -0,0 +1,29 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using exercise.wwwapi.Models.UserInfo;
+
+
+namespace exercise.wwwapi.Models
+{
+    [Table("cohort_course")]
+    public class CohortCourse
+    {
+        [Key]
+        [Column("id")]
+        public int Id { get; set; }
+
+        [ForeignKey(nameof(Cohort))]
+        [Column("cohort_id")]
+        public int CohortId { get; set; }
+
+        [ForeignKey(nameof(Course))]
+        [Column("course_id")]
+        public int CourseId { get; set; }
+
+        public Cohort Cohort { get; set; }
+        public Course Course { get; set; }
+
+
+
+    }
+}
diff --git a/exercise.wwwapi/Models/Course.cs b/exercise.wwwapi/Models/Course.cs
index 4b1dfaf..72abce7 100644
--- a/exercise.wwwapi/Models/Course.cs
+++ b/exercise.wwwapi/Models/Course.cs
@@ -3,7 +3,7 @@
 
 namespace exercise.wwwapi.Models;
 
-[Table("course")]
+[Table("courses")]
 public class Course
 {
     [Key]
@@ -11,9 +11,8 @@ public class Course
     public int Id { get; set; }
 
     [Required]
-    [Column("course_name", TypeName = "varchar(100)")]
-    public string CourseName { get; set; }
+    [Column("name", TypeName = "varchar(100)")]
+    public string Name { get; set; }
 
-    public ICollection<Module> Modules { get; set; } = new List<Module>();
-    public ICollection<Cohort> Cohorts { get; set; } = new List<Cohort>();
+    public ICollection<CohortCourse> CohortCourses { get; set; } = new List<CohortCourse>();
 }
\ No newline at end of file
diff --git a/exercise.wwwapi/Models/UserCC.cs b/exercise.wwwapi/Models/UserCC.cs
new file mode 100644
index 0000000..a088063
--- /dev/null
+++ b/exercise.wwwapi/Models/UserCC.cs
@@ -0,0 +1,28 @@
+using exercise.wwwapi.Models.UserInfo;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace exercise.wwwapi.Models
+{
+    [Table("user_cc")]
+    public class UserCC
+    {
+        [Key]
+        [Column("id")]
+        public int Id { get; set; }
+
+        [ForeignKey(nameof(Course))]
+        [Column("course_id")]
+        public int CourseId { get; set; }
+
+        [ForeignKey(nameof(User))]
+        [Column("user_id")]
+
+        public int UserId { get; set; }
+
+        public Course Course { get; set; }
+
+        public User User { get; set; }
+
+    }
+}