For example, if it's true that it's raining, and it's true that I'm inside, then it's true that it's raining, and I'm inside.
Formally:
A B ∴ ( A ∧ B )
... and Ouray Indian Reservation[?] Goshute Indian Reservation[?] Ute Mountain Ute Reservation[?] Southern Ute Indian Reservation[?] Navajo Nation Hop ...