Martinez had fielded something approaching his strongest side in the Wanda Metropolitano Stadium and the only conclusion is that perhaps some of them were thinking about Thursday's visit to Sweden to play Malmo.
"I am just trying my best every single day. I am working hard in every practise to try to be better and better in every match," Nadal said,"Today was not that cold, so that's the main thing, the conditions are not that bad."
The defender was then shown a direct red card in the 67th minute for bringing down Luka Jovic, when the striker looked to be through on goal to leave Betis with 10 men.
The two matches in Turkey would be useful for Ghana's new manager Charles Akonnor, who is yet to oversee a game since his appointment in January this year.
Meanwhile Jordi Alba's display at the weekend makes fans wonder why he was included in the list of possible summer departures.
Last-placed Dijon was closed to clinching its first win of the news season, but an injury-time penalty from Teji Savanier crashed their hopes as the team was held to a 2-2 draw at home against Montpellier. Enditem
The competition's group stage draw will take place on Friday, in the Swiss city of Nyon. Enditem
Olympic medalist Wang Shun reached the finishing line first in the men's 400m individual medley in 4:11.89.
"It is not only the name that will change as the AFC, in line with our vision and mission, will continue to enhance and invest in all our competitions to provide the best platform for Asia's talents at all levels in the coming years," he said.
Elsewhere, Borussia Monchengladbach are still waiting for their first win of the season as they shared the spoils with Union Berlin following a 1-1 draw.
Zhejiang's Wang Shun clinched gold in the men's 200m individual medley in 1:56.83, leading silver medalist Deng Ziqi from Guangdong by around five seconds. Liu Zongyu from Shandong took the bronze.