\renewcommand{\mycaption}{Level curves (lines of increasing thickness), sections (lines originating at $u{=}0$ or $v{=}0$), and diagonal (light grey, $[0,0,0]{\rightarrow}[1,1,1]$) of Composite Plackett-Plackett Copula $\{\alpha{=}0.8916, \beta{=}0.6474, \Theta_1{=}657, \Theta_2{=}1.390\}$ of annual mean and annual harmonic mean for U.S.~Geological Survey streamflow-gaging station 08146000 San Saba River at San Saba, Texas}
