This concert has been played before.
1 Has this concert been played before?-загальне
Этот концерт был сыгран раньше.
2 What has been played before?- спец.
Что было сыграно раньше?
3 This concert has been played before, hasn't it?- роздылов.
Этот концерт играли раньше, не так ли?
4 Has this or that concert been played before?- альтернативне
Этот или тот концерт сыграли раньше?