Task: Translation
Input (Czech): Katalyz torov  kompozice pro oligomerizaci a ko-oligomerizaci alken  obsahuje prvn  slo ku, kterou je substituovan  bis(cyklopentadienyl)slou enina titanu, zirkonia nebo hafnia, obsahuj c  tak  substituent, kter² je p°ipojen ke kovu a kter² je schopen reakce s kationtem, a druhou slo kou katalyz toru, kterou je iontov  kombinace objemn ho aniontu, obsahuj c ho v ce atom  boru, kter² je v podstat  nekoordina n  za pou it²ch reak n ch podm nek, s kationtem, kde substituovan²m bis-cyklopentadienylov²m ligandov²m p rem je bis-tetramethylcyklopentadienyl.\
Output (English): The present invention relates to a catalyst composition for oligomerization and co-oligomerization of alkenes, which composition contains a first component being represented by the substituted titanium, zirconium or hafnium  bis(cyclopentadienyl) compound containing also a substituent, which is attached to the metal and which is capable to react with a cation, and a second catalyst component being represented by ionic combination of a volume anion containing a plurality of boron atoms and which is substantially non-coordinating under the reaction conditions used, with a cation, wherein the substituted  bis-cyclopentadienyl ligand pair is represented by bis-tetramethyl cyclopentadienyl.