Input (grade 13): Friedrich Georg Wilhelm von Struve (April 15, 1793 â "November 23, 1864 (Julian calendar: November 11)) was a Russian astronomer of Baltic-German origin from a famous dynasty of astronomers.
Output (grade 12): Friedrich Georg Wilhelm von Struve (April 15, 1793 â "November 23, 1864 (Julian calendar: November 11)) was a German-born Russian astronomer.