http://en.wikipedia.org/wiki/List_of_Bulgarian_monarchs

http://en.wikipedia.org/wiki/George_I_of_Bulgaria

http://en.wikipedia.org/wiki/Terter_dynasty

http://de.wikipedia.org/wiki/Haus_Terter

1. GEORGI Terter, son of --- (-1304). Pachymeres records that "Osphentishlabo…pater eius Terteris e Comanis erat"[389]. A leading Trnovo boyar, he repudiated his first wife to accept the offer of marriage to Tsar Ivan Asen III's sister[390]. After Tsar Ivan Asen III fled Trnovo in late 1279, he was installed as GEORGI Terter Tsar of the Bulgarians. He was recognised as Tsar by Emperor Andronikos II in 1284, received the title Despot, and accepted the repudiation of his second wife and the return of his first wife[391]. Subject to frequent raids by the Tatars led by Nogai, his territory was soon reduced to the eastern part of Bulgaria. He finally accepted Tartar suzerainty in 1285, confirmed by sending his son to Nogai as a hostage and by his daughter's marriage to Nogai's son[392]. Under increased pressure from Tatar raids, he fled to Byzantium in 1292 and was replaced as Tsar by Smilec[393]. He was imprisoned in Byzantium until 1298. He was banished from Byzantium in 1304. m firstly (repudiated [1279], reaccepted 1284) MARIA, daughter of ---. The origin of the first wife of Georgi Terter is not known. Pachymeres records that "Osphentishlabo…materno genere Bulgarus"[394], although he may be referring to the second wife of Georgi Terter. Pachymeres records that she was sent to Nikaia after her repudiation, but later accepted back by her husband[395]. m secondly ([1279], repudiated 1284) [KERAMARIJA] of Bulgaria, daughter of IVAN Mico Tsar of the Bulgarians & his wife Marija Asenina of Bulgaria. Pachymeres records that "Terterum" married "sororem…Asanis" after repudiating his first wife, but that he later repudiated her and took back his first wife[396]. Georgi Terter & his [first] wife had three children:

• a) TODOR SVETOSLAV (-1321). ...Returning with his brother-in-law Chaka after Nogai's defeat in 1299, Todor Svetoslav supported Chaka's installation as Tsar but deposed him shortly afterwards and succeeded in 1300 as TODOR SVETOSLAV Tsar of the Bulgarians. Betrothed ([1284]%29 to --- of Thessaly, daughter of . ...m firstly EUPHROSYNE [Enconen], daughter and heiress of MANKUS, a merchant in Constantinople & his wife ---. ...m secondly (1320) as her first husband, THEODORA Palaiologina, daughter of co-Emperor MIKHAEL IX & his wife Rita [Maria] of Armenia (-after 1330). Ioannes Kantakouzenos records the marriage of "Michael imperator…Theodoram [filiam]" and "Sphentisthlabo Mœsorum regi"[405]. She married secondly (after Aug 1324) Mihail III Šišman Tsar of the Bulgarians.
  • b) ANA ([1270/75]-after 1304). ...m firstly (Autumn 1284, repudiated 1294) as his second wife, STEFAN UROŠ II MILUTIN King of Serbia, son of STEFAN UROŠ I "Veliki/the Great" or "Arapavi/the Holy" King of Serbia & his wife Jelena --- ([1253]-Castle Nerodimlja, Amselfeld 29 Oct 1321, bur Sardika [Sofija]). m secondly (1301) MIKHAEL [Demetrios] Dukas Komnenos Angelos 'Kutrules' despot, son of MIKHAEL [Konstantinos] Komnenos Dukas Angelos Lord of Epirus, despot & his wife Theodora Dukaina Petraliphaina Basilissa (-after 13 Mar 1304).
  • c) daughter . ... m (1285) CHAKA Khan, son of NOGAI Khan of the Tartars & his [wife/concubine] --- (-murdered 1300). ...With the help of his brother-in-law Todor Svetoslav, he installed himself as ČAKA Tsar of the Bulgarians in 1299 after expelling the widow of Tsar Smilec[416].