Jacob and Sarah form a limited partnership on January 1, 2017, in which Jacob is the general partner and Sarah is the limited partner. Jacob contributes $25,000 cash plus inventory valued at $75,000 with tax basis of $50,000 at the time of the contribution. He purchased the inventory on October 15, 2016. Sarah contributes a building valued at $150,000 subject to a nonrecourse mortgage of $50,000. She purchased