Complex sentence: Some Hungarian historians claim that the killings came in retaliation after the Hungarian troops were fired upon by inhabitants, allegedly incited by the local Romanian Orthodox priest, but these claims are not supported by the accounts of several witnesses.
Split into simpler sentences: Some Hungarian historians claim that the killings came in retaliation after the Hungarian troops were fired upon by inhabitants, allegedly incited by the local Romanian Orthodox priest. These claims are not supported by the accounts of several witnesses.