England are in a group with Denmark, Slovenia and Serbia.
"I have a feeling - and I think everyone has - that the English national team has taken some big steps in the recent final rounds. They are on the threshold of something big. They are really close," said Guardiola.
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'They have lost a final and have also been in the semi-finals. When you get this far in tournaments close to each other, you have to succeed in the end.
"If they believe, then it can succeed."