Tsitsipas reached his maiden ATP final in Barcelona .
The title was Nadal 's 11th record - extending in Barcelona Open and also his 20th ATP 500 , tying the record with Roger Federer .
Tsitsipas reached Nadal 's maiden ATP final Barcelona Open Barcelona .
The title was Nadal 's 11th record - extending in Barcelona Open and also his 20th ATP 500 , tying the record with Roger Federer .