Excavator and bell: what they have in common

1. Step 1. Excavator — has part — Continuous track. Most excavators run on tracks.
2. Step 2. Continuous track — is part of — Infantry fighting vehicle. Tracks.
3. Step 3. Infantry fighting vehicle — has part — Cannon. An autocannon.
4. Step 4. Cannon — uses — Casting. Barrels were cast.
5. Step 5. Casting — is used in — Bell. Casting.

Open Evothings