The resolver.sub.uni-goettingen.de page states, 'Just pass an identifier as query string after the prefix "purl?".' Based on this instruction, explain how a user would construct a URL to use this resolver for an identifier such as '12345'.
Navigate to 'https://resolver.sub.uni-goettingen.de'. Read the instructions provided on the page regarding how to use the resolver. Formulate an example URL based on the given instruction and the identifier '12345'.
The agent successfully navigates to 'https://resolver.sub.uni-goettingen.de'. The agent correctly identifies that the instruction is 'Just pass an identifier as query string after the prefix "purl?".' The agent correctly constructs the example URL as 'https://resolver.sub.uni-goettingen.de/purl?12345' or equivalent, demonstrating an understanding of how to use the resolver.