sentences:  The group, called Shariat Jamaat, previously killed 29 members of the Daghestani department for fighting extremism and criminal terrorism, including its chief Akhberdilav Akilov.In the first incident, the government forces surrounded a group of five rebel fighters in a two-story house on the outskirts of Makhachkala, capital of Dagestan.For 17 hours, the rebels battled Russian special forces supported by armoured vehicles and a helicopter, killing one of elite Alpha Group commandos and wounding another.