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Demonstratives/Identification/Evans/Peacocke: a) liberal theory/Peacocke: general capacity for localization - Evans: plus current localization - Peacocke: then it is not possible that a lost person can have thoughts about seen objects - cognitive Map/Memory images/Recognition/Peacocke: not causal but really demonstrative.
E.g. a lost person is thinking: here is a glass - Peacocke: that is still a statement about a place in the public space.
Chr. R. Peacocke
Sense and Content Oxford 1983