texmath-0.13.3.4: test/writer/starmath/annotated_brace_sum.test
<<< tex
1+\underbrace{x}_{a}+\underbrace{y}_{b}=\overbrace{x}^{c}+\overbrace{y}^{d}.
>>> starmath
1 + {x underbrace a} + {y underbrace b} = {x overbrace c} + {y overbrace d}.
<<< tex
1+\underbrace{x}_{a}+\underbrace{y}_{b}=\overbrace{x}^{c}+\overbrace{y}^{d}.
>>> starmath
1 + {x underbrace a} + {y underbrace b} = {x overbrace c} + {y overbrace d}.