Title: Geological history of Earth.
Question: How many continents did Laurasia break into?

Title: Financial crisis of 2007%E2%80%9308.
Question: What was questionable on IndyMac's underlying collateral?

Title: Flowering plant.
Question: What did the enlargement of flower parts evolve to form?

Title: Muammar Gaddafi.
Question:
According to Human Rights Watch, how many prisoners were killed on June 29, 1996?