Complex sentence: After two disappointing races at the beginning of the winter, she joined the German cross-country team, hoping to compete at the 2010 Winter Olympics; she had ten appearances in the FIS Cross-Country World Cup, including three top ten finishes.
Split into simpler sentences: After two disappointing races at the beginning of the winter, she joined the German cross-country team. She had ten appearances in the FIS Cross-Country World Cup, including three top ten finishes.