texmath-0.6.7: tests/writers/munderover-02.tex
\underset{\mathrm{under\ script}}{\overset{\mathrm{over\ script}}{\mathrm{BASE}}}=\underset{\mathrm{under\ script}}{\overset{\mathrm{over\ script}}{\mathrm{BASE}}}\underset{\mathrm{under\ script}}{\overset{\mathrm{over\ script}}{\mathrm{BASE}}}=\underset{\mathrm{under\ script}}{\overset{\mathrm{over\ script}}{\mathrm{BASE}}}