Complex sentence: Appendix 15 pages 526-539 The R100 was broken up, and a proposed for an enlarged R101, to be called R102, to be followed by even larger R103 and R104 airships were abandoned.
Split into simpler sentences: Appendix 15 pages 526-539 The R100 was broken up. Proposals for an enlarged R101, to be called R102-and followed by even larger R103 and R104 airships-were abandoned.