All main blue chips gained . CEZ and Unipetrol jumped most on higher energy prices - short squeeze. KB closed higher lifted up from oversold territory of 3205 CZK seen yesterday. Zentiva remained strong on international purchases and inclusion into NTX index as of March 20. Erste soared , recent upgrades finally helped. CME jumps in US +5% to above 70 USD levels on back of CECE index inclusion.Volumes were rather lighter.