ner_tags: O O O B-Person I-Person B-Person I-Person O B-Person I-Person O O O O O O O O O O O B-Organization I-Organization I-Organization B-Organization B-Fellowship I-Fellowship I-Fellowship B-Fellowship O O O B-Grant O B-Grant I-Grant I-Grant O O B-Identifier I-Identifier I-Identifier
tokens: ACKNOWLEDGEMENTS We thank Michael Zevin, Christopher Berry, and Moritz Hübner for helpful comments on the manuscript. This work is supported through Australian Research Council (ARC) Future Fellowships FT150100281, FT160100112, Centre of Excellence CE170100004, and Discovery Project DP180103155. This is LIGO Document P1900228.