ner_tags: O O O O O B-Organization B-Grant I-Grant I-Grant O B-Person O O O B-Person I-Person O O O O O O O O B-Event I-Event I-Event I-Event O B-Software O O O O O O O O O O O B-Software I-Software I-Software I-Software O O O O O O O O O
tokens: This work is supported by NSF CAREER grant EAR-60023026 to W.R.P.. Special thanks to Ian Rose for creating the initial mass–radius code for the CIDER 2014 Summer Institute. The Python scripts for Figure 1 are available in latest release of the BurnMan software as planet_builder.py with code for creating other figures available upon request.