Definition pullBackPointOver {X X':Type} (g : X -> X') {x:X} {x':X'} (r : g x = x') {Y : X' -> Type} (y : Y x') : (pullBackFamily g Y) (x). Proof. induction r. exact y. Defined.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.MoreFoundations.PartA.