Generate a more complex version of this sentence The following Grand Slam, the French Open, was Bedene's first Grand Slam since gaining British citizenship.
Mesthi, versi sing luwih rumit saka ukara kasebut yaiku "Grand slam sabanjure, Prancis Terbuka, minangka grand slam pertama Bedene wiwit entuk kewarganegaraan Inggris, sayangé dheweke kalah ing babak pambuka menyang Dominic Thiem ing patang set. "