" he guessed this was a Welsh regiment. The flare died. Walter leaped to his feet and ran, heading for the German side. The sentry would be unable to see for a few seconds, his vision spoiled by the flare. Walter ran faster than he ever had, expecting the rifle to fire again at any moment. In half a minute he came to the British wire and dropped gratefully to his knees. He crawled rapidly forward through a gap. Another flare went up. "
― Ken Follett , Fall of Giants (The Century Trilogy, #1)