From this LQP review item:
but the user 'Olli' has only 2,804 rep (at time of writing), how did he 'Close' it?
From this LQP review item:
but the user 'Olli' has only 2,804 rep (at time of writing), how did he 'Close' it?
It was a flag (not a close vote).
Avinash Raj submitted the first flag and Olli confirmed it.