You will be given a definition of a task first, then some input of the task.
In this task, you're given two sentences. Indicate if the first sentence clearly entails the second sentence (i.e., one can conclude the 2nd sentence by reading the 1st one). Indicate your answer with '1' if the first sentence entails the second sentence, otherwise answer with '0'.

Sentence 1: After months of planning and build-up, Supreme Commander Dwight Eisenhower set Operation Overlord for June 6, 1944: some 7000 ships in the British Isles set to sea and sailed across the English Channel, and, under the leadership of Field Marshall Bernard Montgomery, 135,000 troops landed and stormed Feldmarschal Erwin Rommel's German positions along 80 km of the Normandy coast. Sentence 2: The Normandy landings took place in June 1944.
Output:
1