Context:
The couple divorced on February 14, 1919.
[22] They had negotiated a settlement
[23] whereby the Nobel Prize money that Einstein anticipated he would soon receive was to be placed in trust for their two boys, while Maric would be able to draw on the interest, but have no authority over the capital without Einstein's permission,
[24][25] After Einstein married his second wife in June, he returned to Zurich to talk to Maric about the children's future,
taking Hans Albert on http://en.wikipedia.org/wiki/Lake_Constance and Eduard to
http://en.wikipedia.org/wiki/Arosa for convalescence.