diff --git a/app/models/problem.rb b/app/models/problem.rb
--- a/app/models/problem.rb
+++ b/app/models/problem.rb
@@ -1,6 +1,7 @@
 class Problem < ActiveRecord::Base
 
   belongs_to :description
+  has_many :test_pairs
 
   validates_presence_of :name
   validates_format_of :name, :with => /^\w+$/
diff --git a/app/models/test_pair.rb b/app/models/test_pair.rb
new file mode 100644
--- /dev/null
+++ b/app/models/test_pair.rb
@@ -0,0 +1,3 @@
+class TestPair < ActiveRecord::Base
+  belongs_to :problem
+end
diff --git a/db/migrate/20100113094740_create_test_pairs.rb b/db/migrate/20100113094740_create_test_pairs.rb
new file mode 100644
--- /dev/null
+++ b/db/migrate/20100113094740_create_test_pairs.rb
@@ -0,0 +1,15 @@
+class CreateTestPairs < ActiveRecord::Migration
+  def self.up
+    create_table :test_pairs do |t|
+      t.integer :problem_id
+      t.text :input
+      t.text :solution
+
+      t.timestamps
+    end
+  end
+
+  def self.down
+    drop_table :test_pairs
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -9,7 +9,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20090815171610) do
+ActiveRecord::Schema.define(:version => 20100113094740) do
 
   create_table "announcements", :force => true do |t|
     t.string   "author"
@@ -155,6 +155,14 @@
     t.datetime "updated_at"
   end
 
+  create_table "test_pairs", :force => true do |t|
+    t.integer  "problem_id"
+    t.text     "input"
+    t.text     "solution"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
+
   create_table "test_requests", :force => true do |t|
     t.integer  "user_id"
     t.integer  "problem_id"
diff --git a/test/fixtures/test_pairs.yml b/test/fixtures/test_pairs.yml
new file mode 100644
--- /dev/null
+++ b/test/fixtures/test_pairs.yml
@@ -0,0 +1,11 @@
+# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html
+
+one:
+  problem_id: 1
+  input: MyText
+  solution: MyText
+
+two:
+  problem_id: 1
+  input: MyText
+  solution: MyText
diff --git a/test/unit/test_pair_test.rb b/test/unit/test_pair_test.rb
new file mode 100644
--- /dev/null
+++ b/test/unit/test_pair_test.rb
@@ -0,0 +1,8 @@
+require 'test_helper'
+
+class TestPairTest < ActiveSupport::TestCase
+  # Replace this with your real tests.
+  test "the truth" do
+    assert true
+  end
+end