Brazil 's dilemmas in creating their particular 12 venues integrated time for worldwide soccer 's showpiece occasion had been well - documented .
45,000 - seater core arena in Yekaterinburg was on course .
Brazil 's dilemmas in creating their particular 12 venues integrated time for worldwide soccer 's showpiece occasion had been well - documented , although 45,000 - seater core arena in Yekaterinburg was on course .