PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31190014-1 2019 Tropospheric ozone (O3) is a key component of air pollution and an important anthropogenic greenhouse gas1. Ozone 13-18 growth arrest specific 1 Homo sapiens 102-106 31190014-1 2019 Tropospheric ozone (O3) is a key component of air pollution and an important anthropogenic greenhouse gas1. Ozone 20-22 growth arrest specific 1 Homo sapiens 102-106