Austria carved out a string of nice possibilities after the break however Marko Arnautovic was thwarted by the legs of the advancing Mert Gunok, earlier than Konrad Laimer and Stefan Posch additionally handed up inviting openings.
As a substitute, Demiral remarkably notched his second of the evening as the large centre-back met one other Guler nook with an unstoppable header to double the lead, simply earlier than the hour mark.
It demanded a response from Austria and an enthralling contest was enhanced additional when, seven minutes later, ex-Pink Marcel Sabitzer swung in a nook that was headed down by Posch for substitute Michael Gregoritsch to search out the roof of the web.
Baumgartner was off beam with two headers however the largest drama was saved for the ultimate seconds, After Baris Yilmaz nearly made it protected, Baumgartner regarded sure to drive extra-time when he nodded goalwards. Nonetheless, Gunok pulled off a miraculous cease to protect the lead and ship his nation by way of.