Reiss Nelson, Ainsley Maitland-Niles and Joe Willock all began for Arsenal.
Marcus McGuane and Eddie Nketiah each got here off the bench, with Josh Da Silva, Vlad Dragomir and Charlie Gilmour unused substitutes.
Keown says the fearful folks again house will have to be proud in their kids.
“What we should say as well, congratulations to those young Arsenal players,” he mentioned on BT Sport.
“Come in the course of the academy, all the ones fearful folks sitting at house.
“Their youngsters had been enjoying miles clear of house, I assumed they all had been magnificent in the way in which they performed.
“Particularly Nelson, there’s a large long run there, he seems a stupendous ability.
“Arsene Wenger will take a look at that, nurturing the youngsters is in point of fact vital.”
Jack Wilshere finished 90 mins and having come via the similar trail as the ones youngsters, is a job style for them, says Keown.
“We know with Jack it’s about consistency with his health,” he added.
“He’s were given in the course of the 90 mins which is superb for him. He’s all the time been a stupendous ability, Wenger maximum of all will probably be in point of fact happy to look him again.
“He’s to be had for Arsenal and that’s in point of fact excellent information. He’s had some dreadfully dangerous good fortune.
“He’s one of these shining mild for those younger academy avid gamers.
“He’s been via that adventure and extra Arsenal avid gamers are getting via.
“That’s why I’m in particular happy to look all the ones youngsters in that Arsenal group.”