$$\newcommand{\R}{\mathbb{R}} \newcommand{\Q}{\mathbb{Q}} \newcommand{\Z}{\mathbb{Z}} \newcommand{\N}{\mathbb{N}} \newcommand{\F}{\mathbb{F}} \newcommand{\O}{\mathcal{O}} \newcommand{\fl}{\text{fl}} \newcommand{\hens}{\text{h}} \newcommand{\LFT}{\text{LFT}} \newcommand{\op}{\text{op}} \newcommand{\opennormal}{\lhd_\text{o}} \newcommand{\opensubset}{\subset_\text{o}} \newcommand{\kan}{\text{kan}} \newcommand{\shens}{\text{sh}} \newcommand{\stg}{\text{stg}} \newcommand{\top}{\text{top}} \newcommand{\et}{\mathrm{\acute{e}t}} \newcommand{\Zar}{\text{Zar}} \newcommand{\Sh}{\textbf{Sh}} \newcommand{\PrSh}{\textbf{PrSh}} \newcommand{\Ab}{\textbf{Ab}} \newcommand{\Aff}{\textbf{Aff}} \newcommand{\Schemata}{\textbf{Schemata}} \newcommand{\Ringe}{\textbf{Ringe}} \newcommand{\GMengen}{G\textbf{-Mengen}} \newcommand{\GMod}{G\textbf{-Mod}} \newcommand{\Mengen}{\textbf{Mengen}} \newcommand{\Funktoren}{\textbf{Funktoren}} \newcommand{\Qcoh}{\textbf{Qcoh}} \newcommand{\TSh}{\textbf{TSh}} \DeclareMathOperator{\Abb}{Abb} \DeclareMathOperator{\Aut}{Aut} \DeclareMathOperator{\coker}{coker} \DeclareMathOperator*{\colim}{colim} \newcommand{\d}{\mathrm{d}} \DeclareMathOperator{\End}{End} \DeclareMathOperator{\Ext}{Ext} \DeclareMathOperator{\Gal}{Gal} \DeclareMathOperator{\H}{H} \DeclareMathOperator{\Hh}{\mathcal{H}} \DeclareMathOperator{\Hom}{Hom} \DeclareMathOperator{\Hhom}{\mathcal{H}om} \DeclareMathOperator{\im}{im} \DeclareMathOperator{\id}{id} \DeclareMathOperator{\Kat}{Kat} \DeclareMathOperator{\Mor}{Mor} \DeclareMathOperator{\Pic}{Pic} \DeclareMathOperator{\pr}{pr} \DeclareMathOperator{\Quot}{Quot} \DeclareMathOperator{\res}{res} \DeclareMathOperator{\Spec}{Spec} \DeclareMathOperator{\supp}{supp} \DeclareMathOperator{\Tor}{Tor} \DeclareMathOperator{\Ub}{\ddot{U}b} \newcommand{\Ga}{\mathbb{G}_\text{a}} \newcommand{\Gm}{\mathbb{G}_\text{m}} \newcommand{\equalizer}[3]{\xymatrix{\displaystyle #1 \ar[r] & \displaystyle #2 \ar@<-.5ex>[r] \ar@<.5ex>[r] & \displaystyle #3}}$$