<prompt> Nyora kupfuurira kweiyi ndima - Muna 1987, SPI yakabudisa Blue and Gray, quadrigame yayo yokutanga hondo ina dzakasiyana dzinoshandisa mitemo yakafanana, dzakaputirwa mubhokisi rimwe. Hondo ina dzaiva Shiloh  <response>: Antietam, Chickamauga, uye Cemetery Hill. Izvi zvakagadzirwa naRedmond A. Simonsen, Edward Curran, uye Irad B. Hardy. Pfungwa yequadrigame yakaratidza kuve yakakurumbira, uye pre-maodha ega akaita Blue neGrey SPI yechipiri-inotengesa zvakanyanya mutambo mwedzi isati yaburitswa. Pakangoburitswa, yakanga iri SPIs yakatengesa zvikuru mutambo muna July naAugust 1975. 