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Paraphrasing English article: Freshwater first appeared on Earth 4 billion years ago, ancient crystals hint.
Paraphrasing Spanish article: El cosmonauta Oleg Kononenko logra el récord de 1.000 días en el espacio
Translating English article: Freshwater first appeared on Earth 4 billion years ago, ancient crystals hint.
Translating Spanish article: El cosmonauta Oleg Kononenko logra el récord de 1.000 días en el espacio
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