Complex sentence: In 1697, Russian Tsar Peter the Great traveled incognito with a large Russian delegation-the so-called Grand Embassy, he visited the Netherlands to study the latest inventions, especially in shipbuilding.
Split into simpler sentences: In 1697, Russian Tsar Peter the Great travelled incognito with a large Russian delegation-the so-called Grand Embassy. He visited the Netherlands to study the latest inventions, especially in shipbuilding.