 Complete the following sentence: 70th Siege Battery, je egbe egbe to n lo awon ohun ija oloro ti Royal Garrison Artillery RGA ti won da ni akoko Ogun Agbaye I. O ri ise sise ni Western Front ni Somme, : Vimy Ridge àti Cambrai, lòdì sí ìkọlù ìgbà ìrúwé ti Germany, àti nínú ìkọlù ìkẹyìn ti Ọgọrùn-ún Ọsán. 