Complex sentence: Aided by ex-Confederate agents Beverly Tucker and Edwin Lee, Surratt booked passage under an alias and disguise and landed at Liverpool in September, where he lodged in the oratory at the Church of the Holy Cross.
Split into simpler sentences: Aided by ex-Confederate agents Beverly Tucker and Edwin Lee, Surratt, disguised, booked passage under a false name. He landed at Liverpool, United Kingdom, on September, where he lodged in the oratory at the Church of the Holy Cross.