raising a question; posing a problem; setting a hare running
会議でその問題提起が注目を集めた。
That raising of the issue attracted attention in the meeting.
環境問題に対する問題提起がメディアで相次いだ。
Questions about environmental issues were raised one after another in the media.
政府の政策に対する問題提起を行うのが野党の役割だ。
Raising questions about government policy is the role of the opposition party.