in lisbon we have riccardo fabiani, project director for north africa, international crisis group.arm welcome to each one of you think you for joining us today. ricardo come if i can start with you, how serious you think this development is? riccardo: i think it is pretty serious, particularly considering this is only one episode in a long series of, let's say tele tori -- retaliatory measures algeria has taken against spain. the past weeks have shown very clearly that the algerian leadership is very much bent on the idea that they want to put maximum pressure, as mugs -- as much pressure as possible on spain to push madrid to change his position on the issue. otherwise they are ready to make spain pay a heavy price for its diplomatic shift. this is, obviously i would say dangerous and alarming for spain, particularly for a bilateral diplomatic perspective considering the energy ties and migration issues between the two countries. is also worrying for europe and other european governments that can now see taking this specific stance in this conflict without considering the point of