Section Gupta_inspired_variant_of_Tarski_neutral_dimensionless_to_Tarski_neutral_dimensionless.
Context `{ITnEQD:Gupta_inspired_variant_of_Tarski_neutral_dimensionless_with_decidable_point_equality}.

Lemma construction_uniquenessT : forall Q A B C X Y,
Q <> A -> BetG Q A X -> CongG A X B C -> BetG Q A Y -> CongG A Y B C -> X = Y.