Task: Translation
Input (English): I want to congratulate him, sadly in his absence, for the thorough and rigorous way in which he has undertaken the preparation of his report - and also for putting up with my being such a thorn in his side!
Output (Spanish): Quiero felicitarlo, pese a que, lamentablemente, no está presente, por la forma completa y rigurosa como ha emprendido la preparación de su informe... ¡y también por haberme soportado como una espina clavada en su costado!