<human>:  When did Ada Lovelace, the Countess of Lovelace die?
<bot>: Ada Lovelace was born in 1815, and died in 1852. She was a pioneer in computing, as she was the first person to describe a computer as a machine that could perform computations. She also wrote the first algorithm for a computer. She was the daughter of the poet Lord Byron, and the first computer programmer.