 
     test "lonely cell dies" do
       cells = [
-        "     ",
-        "  ▊  ",
-        "     "
+        "   ",
+        " ▊ ",
+        "   "
       ]
       assert @death == GoL.evolve cells
     end
 
     test "isolated pair dies" do
       cells = [
-        "▊    ",
-        " ▊   ",
-        "     "
+        "▊  ",
+        " ▊ ",
+        "   "
       ]
       assert @death == GoL.evolve cells
     end


    test "triangle" do
      cells = [
        "▊ ▊",
        "   ",
        " ▊ "
      ]
      result = [
        "   ",
        " ▊ ",
        "   "
      ]
      assert result == GoL.evolve cells
    end

  describe "death" do

    @death [
      "   ",
      "   ",
      "   "
    ]

    test "dead stays dead" do
