Complex sentence: On 23 January 2011 an exclusion zone was recommended for communities living around Mount Bromo, and that tourists and hikers were to advised not to come within a radius of 2 km from the active crater.
Split into simpler sentences: On 23 January 2011 an exclusion zone was recommended for communities living around Mount Bromo. Tourists and hikers were to advised not to come within a radius of 2 km from the active crater.