The phrase "a sort of relation" is correct and usable in written English.
It can be used when describing a type of connection or association that is not precisely defined or is somewhat vague.
Example: "There is a sort of relation between the two theories, but they approach the subject from different angles."
Alternatives: "a kind of connection" or "a type of relationship".
It is not necessary that you need to agree with everything a person does in order to have any sort of relation with them.
This was not, first of all, any sort of relation of resemblance: there were no features (properties) of the idea that themselves constituted the representation of the object.
But they are easy to come by: any sort of relation between another person – contiguity, causation, or even simple resemblance – can grease the associative wheels whereby an idea of another's passion becomes a genuine passion in us.
"Look at this beer!", or "OMG CAR WRECK!", or "Ha ha, my cat is adorable" — whatever the case, most of the photos we're sharing go out without context, and without any sort of relation between them.
For what we call – after Tarski – logical consequence, Bolzano uses the word deducibility (Ableitbarkeit, literally derivability, but it is a sort of semantical relation).
In the interim, HD DVD will be treated as a sort of poor relation, with that format being released after a short window following standard DVD and Blu-ray releases.
Considering physically and biologically, we deem that the dynamic hysteresis above implies a sort of metabolic relation of the apoptosis of treated tumor cell x t) with the consumption of medicament h(t) effecting on tumor cells within a period of treatment.
Some readers may recall the "Peter Schiff was right" campaign of 2009, a sort of public-relations blitz claiming that Schiff, an Austrian-oriented commentator, had foreseen everything correctly.
He has a much-repeated riff about how uncomfortable he feels in pantaloons (it has become a sort of public relations joke, he says, "but it's actually not untrue"), and he still suffers from nightmares about Edgar's requisite near-nakedness.
