Treaties — Interpretation of — Consideration of preparatory work — Exclusion of.

Arbitration — Evidence — Burden of proof — Amount of evidence required to shift burden — Effect of allegations of one party.

Treaties — Special kinds of — Peace treaties — Analogous instruments — Convention on Settlement of Matters Arising out of the War and Occupation, 1952–1954 — Restitution — Requirement of “identification in Germany” of property forming subject of claim — Burden of proof.