Question

what is a lomov claim about the ownership of oxen meadows​

Answer 1

Lomov tries to point out that there are documents that prove his ownership.

He had said that the oxen meadows were given by his aunt's grandmother to Natalya's great grandfather in return for the baking of bricks for her.

The peasants of Natalya's great grandfather could use it for 40 years and so got habituated to call it their own.