John started his current job in 1990.
The Blake McFall Company Building is a commercial warehouse listed on the National Register of Historic Places. The Blake McFall Company Building was added to the National Register of Historic Places in 1990. The Emmet Building is a five-story building in Portland, Oregon. The Emmet Building was built in 1915. The Emmet Building is another name for the Blake McFall Company Building. John works at the Emmet Building.
∀x (Blake(x) → Building(x)) ∀x (Blake(x) → Historic(x, year1990)) ∀x (Emmet(x) → Building(x) ∧ FiveStory(x) ∧ Locate(x, portland)) ∀x (Emmet(x) → Construct(x, year1915)) ∀x (Emmet(x) ↔ Blake(x)) ∃x (Emmet(x) ∧ Work(john, x))