Complex sentence: President Georgi Purvanov criticised the intervention, and said that NATO should have had a unanimous support for it; foreign minister Nikolai Mladenov called the president's comments "absurd" and criticised him for airing his misgivings publicly.
Split into simpler sentences: President Georgi Purvanov criticised the intervention, and said that NATO should have had a unanimous support for it. Foreign Minister Nikolai Mladenov dissented from Purvanov's position, calling the president's comments "absurd" and criticising him for airing his misgivings publicly.