madrid passenger train derail spanish province seville wednesday leave 21 people injure one seriously accord andalusia emergency service medium-distance train travel malaga seville slide track municipality arahal due adverse condition cause heavy rain spokeswoman national transporter renfe say andalusia emergency service say early wednesday attend 100 incidents cause severe weather condition seville region mostly roads four people kill 47 injure train derail galicia northwestern spain last year 80 people kill spain bad rail disaster decades high-speed train go track slam wall also galicia passenger train derail spain 21 hurt