construct/rlve largest rectangle

construct/rlve largest rectangle: a task in MathConstructOptimize-Envs-harbor (Harbor dataset). You are given 6 distinct lattice points, indexed 0..5: 0: (-2, -3) 1: (0, -1) 2: (-1, -4) 3: (-2, -1) 4: (-1, 1) 5: (0, -3)