Complex sentence: He took part in the construction of the Metropolitan railway (London), and in designing the cylindrical vessel in which Cleopatra's Needle, now standing on the Thames Embankment, London, was brought over from Egypt to England in 1877-1878.
Split into simpler sentences: He took part in the construction of the Metropolitan railway (London). He designed the cylindrical vessel in which Cleopatra's Needle, now standing on the Thames Embankment, London, was brought over from Egypt to England in 1877-1878.