Complex sentence: Blocks for an individual file are spread across the nodes; for example, block 0 may be on Node 3, block 1 on Node 1, and the related parity block on Node 5.
Split into simpler sentences: Blocks for an individual file are spread across the nodes. For example, block 0 may be on Node 3, block 1 on Node 1, and the related parity block on Node 5.