v.
1) ( D ; intr. ) to ~ about (we found out about the accident yesterday)
2) ( D ; intr. ) to ~ for (she found out about the concert for me)
3) ( D ; intr. ) to ~ from (we found out from the reporter that the fire had been started by an arsonist)
4) ( L ) we found out that the train would be late
5) ( Q ) I finally found out how to operate the new computer