We name a category

Building a greenhouse universe

Even with just one example, it's often clear what kind of thing we're looking at.

We don't need to see every possible plant to recognize this as one.

---

universe Greenhouse {
  describe { ... }

  concept TomatoPlant {
    describe { ... }
  }

  concept WateringCan {
    describe { ... }
  }

  concept Plants {
    describe {
      Living things that grow in the greenhouse.
    }
  }
}

---

For now, this is just a name.