"December gold down 70 cents, or less than 0.1%, at $1,329.70/oz." Does the news headline talk about price in the past? Yes

"gold hangs above 2016 low despite btc (now in bitcon futures), brexit deal,tax bill, and fund pukers" Does the news headline talk about price in the past? Yes

"gold sales shine on rising rupee" Does the news headline talk about price in the future? No

"barrick gold buys another 61m shares of placer dome" Does the news headline talk about price in the past? No

"gold down modestly; silver at 30-month high" Does the news headline talk about a general event (apart from prices) in the future? No

"gold futures slip for a third session" Does the news headline talk about price?