Rafael Nadal through to the semifinals at Nadal . Rain-delay forced Nadal to play conclusion of quarterfinal tie last four . World No.5 will face Rafael Nadal in Friday . Spain 's Rafael Nadal to play Philipp Kohlschreiber in other semifinal .
Rafael Nadal through to the semifinals at Barcelona Open . Rain-delay forced Nadal to play conclusion of quarterfinal tie Friday . World No.5 will face Milos Raonic in last four . Spain 's Nicolas Almagro to play Philipp Kohlschreiber in other semifinal .