Which preposition to use with irrelevance

of Occurrences 3%

In short, every identity we reason from is made by our postulating an irrelevance of differences.

beside Occurrences 1%

That moon had flung its mystery over an Eastern world, and it seemed an irrelevance beside the fortunes of a modern watering-place.

in Occurrences 1%

Some might deem the little spectacle theatrical, and there was a slight irrelevance in the pot-plants that were grouped along the foreground, but none could fail to be impressed by the silent reverence of the congregation.

Which preposition to use with  irrelevance