Complex sentence: It is located at the far northwestern end of the archipelago and lies slightly south of the Arctic Cape on Komsomolets Island and is significantly detached from the rest of Severnaya Zemlya relative to the proximity of the other main islands to each other.
Split into simpler sentences: It is located at the far northwestern end of the archipelago and lies slightly south of the Arctic Cape on Komsomolets Island. Schmidt Island is significantly detached from the rest of Severnaya Zemlya regarding the relative proximity of the other main islands to each other.