Instructions: Based on the information present in the given passage, you need to write a correct answer to the given question. A correct answer is one that correctly and completely answers the question. Do not write answers that address the question partially or incorrectly. The correct answer must be contained in the given paragraph.
Input: Paragraph- Sent 1: Einstein and Maric married in January 1903.
Sent 2: In May 1904, the couple's first son, Hans Albert Einstein, was born in Bern, Switzerland.
Sent 3: Their second son, Eduard, was born in Zurich in July 1910.
Sent 4: In 1914, the couple separated; Einstein moved to Berlin and his wife remained in Zurich with their sons.
Sent 5: They divorced on 14 February 1919, having lived apart for five years.
Sent 6: Eduard, whom his father called "Tete" (for petit), had a breakdown at about age 20 and was diagnosed with schizophrenia.
Sent 7: His mother cared for him and he was also committed to asylums for several periods, including full-time after her death.
Sent 8: The marriage with Maric does not seem to have been very happy.
Sent 9: In letters revealed in 2015, Einstein wrote to his early love, Marie Winteler, about his marriage and his still strong feelings for Marie.
Sent 10: In 1910 he wrote to her that "I think of you in heartfelt love every spare minute and am so unhappy as only a man can be" while his wife was pregnant with their second child.
Sent 11: Einstein spoke about a "misguided love" and a "missed life" regarding his love for Marie.
Sent 12: Einstein married Elsa Lowenthal on 2 June 1919, after having had a relationship with her since 1912.
Sent 13: She was a first cousin maternally and a second cousin paternally.
Sent 14: In 1933, they emigrated to the United States.
Sent 15: In 1935, Elsa Einstein was diagnosed with heart and kidney problems; she died in December 1936. 
Question: When were the children of Einstein and Maric born?.
Output:
1910.