Complex sentence: Janice was there as well, she guided the girls through the shoot, where Evgenia T., Ksenia T. and Irina excelled and Valeria, Masha and Liza failed.
Split into simpler sentences: Janice was there as well, she guided the girls through the shoot. Where Evgenia Timakova, Ksenia Timofeeva and Irina excelled and Valeria, Masha and Liza failed.