⦃G, L, T⦄ ≥[h, o] ⦃G2, L2, T2⦄ → ⦃G1, L1, T1⦄ ≥[h, o] ⦃G2, L2, T2⦄.
/2 width=5 by tri_TC_strap/ qed-.
-(* Basic_2A1: uses: lleq_fpbs *)
+(* Basic_2A1: uses: lleq_fpbs fleq_fpbs *)
lemma ffdeq_fpbs: ∀h,o,G1,G2,L1,L2,T1,T2. ⦃G1, L1, T1⦄ ≛[h, o] ⦃G2, L2, T2⦄ → ⦃G1, L1, T1⦄ ≥[h, o] ⦃G2, L2, T2⦄.
/3 width=1 by fpbq_fpbs, fpbq_ffdeq/ qed.