Complete this equation that represents the process of nuclear fission.

Superscript 239 Subscript 94 Baseline P u + Superscript 1 Subscript 0 Baseline n yields Superscript A Subscript B Baseline B a + Superscript 91 Subscript 38 Baseline S r + 3 Superscript 1 Subscript 0 Baseline n