The city of Carbondale has 50 employees who participate in a defined benefit pension plan. The pension trust fund has a $50 million net position. An actuary estimates the city employees will have a total benefit of $100 million as a result of the pension plan. $65 million has been earned to date, with a present value of $40 million. On its government-wide financial statements, what amount of net pension liability or asset should be reported?

1) $15 million liability

2) $15 million asset

3) $10 million liability

4) $10 million asset