"gold futures close lower; copper ends above $1" Does the news headline compare gold with any other asset? Yes

"gold kist to consider pilgrim's pride takeover offer" Does the news headline talk about price in the past? No

"december gold down $4.80 to $800.90 an ounce on globex" Does the news headline talk about price in the past? Yes

"Kinross Gold upgraded to outperformer from neutral at CIBC" Does the news headline talk about a general event (apart from prices) in the past? Yes

"Gold, silver prices slip on sluggish demand" Does the news headline talk about price in the future? No

"india : rising gold prices keep india__ jewellery buyers at bay" Does the news headline talk about price?