21.   Diplomats say he was suffering from a blood clot on the brain, but the Saudi authorities have not revealed the nature of his illness.

22.   The weapons and ammunition whose exact nature was not revealed were hidden in second-hand cars exported to Algeria.

23.   Police officials would not reveal the nature of the weapons but said they had been searching the house in the village Chester-le-Street since Friday.

24.   Shalikashvili and Kolesnikov met earlier Monday at the US embassy here without revealing the nature of their talks.

25.   The defence ministry confirmed to AFP a decision over the names had effectively been taken, but did not reveal its nature.

26.   The delegation has already had talks with French officials in Paris, but Riccardi would not reveal the nature of the contacts.