Adjoints of operators generalize conjugate transposes of square matrices to (possibly) infinite-dimensional situations. Be7 transposes to the lines of Orthodox Defence of the Queen's Gambit Declined. The latter transposes the EU Water Framework Directive into French law. Instead, White normally transposes to the Philidor Defence with 4.Nf3. After the bridge, it transposes to F major. After the bridge, it transposes to B major. This transposes one equally tempered scale to another. The key transposes to B minor after the second chorus. Then 4.d4 with 3.c4 transposes to the 3.d4 line. The final chorus transposes to B major. Forbidden from human consumption due to the elastic effect it transposes. Bd6 (which often transposes to the lines of Anti-Meran). "A Midsummer Night's Rave" transposes "A Midsummer Night's Dream" to modern rave culture. The above formula shows that this problem transposes to the conditional expectation. White can also play 4.Nc3, which transposes to the Four Knights Game.