11869 → 1881+121987 → 1970-17
21850 → 1864+141922 → 1913-9
31773 → 1784+111770 → 1758-12
41864 → 1876+121881 → 1871-10
51784 → 1800+161970 → 1951-19
61758 → 1775+171913 → 1901-12
71800 → 1815+151876 → 1862-14
81871 → 1879+81775 → 1765-10
91951 → 1963+121901 → 1893-8