Let $f: \mathbb{R} - \left\{-\frac{1}{2}\right\} \to \mathbb{R}$ and $g: \mathbb{R} - \left\{-\frac{5}{2}\right\} \to \mathbb{R}$ be defined as $f(x) = \frac{2x+3}{2x+1}$ and $g(x) = \frac{|x|+1}{2x+5}$. Then the domain of the function $f \circ g$ is: