1.   Two inmates hurled slates at prison officers spraying them with a hose.

2.   They are thought to have smashed their way through the roof of the prison and are reported to be hurling slates at prison officers on the ground below.

3.   They were thought to have smashed their way through the roof of the prison and were reported to be hurling slates at prison officers on the ground below.

4.   Prisoners had hurled roof slates at warders in the yards below and at police in the streets, but the Northern Ireland Office said no one was injured.