original: he was holidaying in germany the following summer when world war i broke out .
simplifications: he was vacationing in germany the following summer when world war i broke out he was holidaying in germany the following summer . it was the following summer when he was in germany on holiday that world war 1 broke out . he was holidaying in germany the following summer when world war one broke out . he was on vacation in germany the next summer when world war i started . he was on a summer holiday in germany , when world war i broke out . he was taking a break in germany the following summer when world war i broke out . the summer after world war i broke our he holidayed in germany .