Counterfactual conditionals are specifically subjunctive conditionals whose antecedents are in fact false, hence the name. Behavioural interventions attempt to identify and reduce the antecedents and consequences of problem behaviours. Japanese does not employ relative pronouns to relate relative clauses to their antecedents. Many influences are cited as antecedents to the modern guitar. Theories of syntax explore the distinction between antecedents and postcedents in terms of binding. Attitudes can develop without being aware of its antecedents. Relative pronouns are used without antecedents in free relative clauses. There is also agreement in gender between pronouns and antecedents. In literature antecedents of satisfaction are studied from different aspects. The subjects of literature are sometimes false antecedents. Many domestic strains have morphological traits that are very distinct from the wild-type antecedents. What relation they may bear to their medieval antecedents is unknown. These were the antecedents of the development of Joseph Wolpe's behavioral therapy in the 1950s. The earliest known antecedents of the race are medieval. However the term used technically may apply to conditionals with true antecedents as well.