--- /dev/null
+Story: cells with more than three neighbours die\r
+\r
+As a game producer\r
+I want cells with more than three neighbours to die\r
+So that I can show the people with money how we are getting on\r
+\r
+Scenario: blink\r
+\r
+Given the grid looks like\r
+.....\r
+...XX\r
+...XX\r
+.XX..\r
+.XX..\r
+When the next step occurs\r
+Then the grid should look like\r
+.....\r
+...XX\r
+....X\r
+.X...\r
+.XX..\r