In the current year, Serena sold investment land for $105,000 that she purchased six years ago for $61,000; a diamond engagement ring for $1,800 that her ex-fiancee had given her nine months ago (purchased for $2,500 a week before giving it to her); 2,000 shares of stock for $14,000 that had been purchased two years ago for $18,000; and a personal auto for $12,000 purchased two months ago for $10,900. Determine the capital gain or loss on each sale, if it is short or long term, and the result of the capital asset netting process.