Complex sentence: He recounts how his mother nursed his wounds ("La pia materna mano " /"A mother's kindly hand") after he was left for dead and, having recovered and before leaving again, he wants to see Lida, his sweetheart.
Split into simpler sentences: He recounts how his mother nursed his wounds ("La pia materna mano " /"A mother's kindly hand") after he was left for dead. Having recovered, before leaving again, he wants to see Lida, his sweetheart.