Complex sentence: While the LANS retirement program provides rehired UC employees with pensions similar to those UC would have given them, LANS no longer guarantees full pensions to newly hired LANL employees, it now provides basic 401 (k) retirement saving options.
Split into simpler sentences: While the LANS retirement program provides rehired UC employees with pensions similar to those UC would have given them, LANS no longer guarantees full pensions to newly hired LANL employees. It now provides basic 401 (k) retirement saving options.