In the 1920s, the famous journalist Lincoln Steffens came to the Soviet Union and  I have seen the future, and it works.
Lincoln Steffens went to the Soviet Union in the 1920s.
mnli hypothesis: Lincoln Steffens went to the Soviet Union in the 1920s. premise: In the 1920s, the famous journalist Lincoln Steffens came to the Soviet Union and  I have seen the future, and it works.