7inarowcordership_synth25-glider synthesis of the 7-in-a-row Cordership. Completed 27 April 2017, following AbhpzTa's discovery of a three-glider switch engine synthesis https://conwaylife.com/wiki/7-in-a-row_Cordership https://conwaylife.com/patterns/7inarowcordership_synth.rle