Complex sentence: First tests of the LZB were conducted in 1963, well before the first plans for an ICE network, in 1965 some presentation runs were driven at 200km/h between Munich and Augsburg.
Split into simpler sentences: First tests of the LZB were conducted in 1963, well before the first plans for an ICE network. In 1965, some demonstration runs were driven at 200km/h between Munich and Augsburg.