Matryoshka and truck: what they have in common

1. Step 1. Matryoshka — uses — Lathe. Turned on a lathe.
2. Step 2. Lathe — has part — Rope. The bowstring wraps around the workpiece and turns it.
3. Step 3. Rope — evolved into — Wire rope. A steel counterpart of rope.
4. Step 4. Wire rope — is part of — Container crane. Cables.
5. Step 5. Container crane — uses — Shipping container. It moves containers.
6. Step 6. Shipping container — is used in — Truck. A container moves from ship to truck without being unloaded.

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