Problem: A fourth series of the revival , and the second series overall , started on 11 September 2017 .
On September 11 , 2017 , a second series of revival and the fourth series started off .
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A: no

Problem: The Orbai River is a headwater of the Ojdula River in Romania .
The Ojdula River is a source of the Orbai River in Romania .
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A: no

Problem: Oliver Knussen studied composition with John Lambert between 1963 and 1969 , and also received encouragement from Britten .
John Lambert studied composition with Oliver Knussen between 1963 and 1969 and received suggestions from Britten .
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A:
no