Complex sentence: Yulia Tymoshenko (BYuT) was elected as Prime Minister on December 18,2007, supported by 226 deputies (minimal amount needed) of BYuT and OU-PSD.
Split into simpler sentences: Yulia Tymoshenko (BYuT) was elected as Prime Minister on December 18,2007. Supported by 226 deputees (minimal amount needed for passage) of BYuT and OU-PSD.