"gold ends lower as dollar firms on greek delay" Answer this question: Does the news headline compare gold with any other asset? Yes

"Gold surges to Rs 29,550; silver reclaims Rs 39,000-mark" Answer this question: Does the news headline talk about price going up? No

"gold hits session highs after u.s. inflation data disappoints" Answer this question: Does the news headline talk about a general event (apart from prices) in the future? No

"Dec. gold settles at $1,278.90/oz, up $4.70, or 0.4%" Answer this question: Does the news headline talk about price? Yes

"Gold prices gain in Asia on bargain hunting, Yellen speech awaited" Answer this question: Does the news headline compare gold with any other asset? No

"Gold erases gains on rising dollar, fading short covering rally" Answer this question: Does the news headline talk about price in the past?