<documents_info>The Geography of Ptolemy,Strabo's Geography,The Travels of Marco Polo,The Travels of Ibn Battuta,Cosmos: A Sketch of a Physical Description of the Universe</documents_info>
<query>What were the key contributions of Ptolemy and Strabo to the field of Geography, according to the provided documents?</query>
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<documents_info>The Geography of Ptolemy,Strabo's Geography,The Travels of Marco Polo,The Travels of Ibn Battuta,Cosmos: A Sketch of a Physical Description of the Universe</documents_info>
<query>What were the key contributions of Ptolemy and Strabo to the field of Geography, according to the provided documents?</query>
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Chunk
assistant
What were the key contributions of Ptolemy and Strabo to the field of Geography, according to the provided documents?
The Geography of Ptolemy,Strabo's Geography,The Travels of Marco Polo,The Travels of Ibn Battuta,Cosmos: A Sketch of a Physical Description of the Universe