diff -r 265f30e3c50d -r 353e546ab324 tests/test-evolve-obshistory-lots-of-splits.t
--- a/tests/test-evolve-obshistory-lots-of-splits.t	Sat Feb 01 10:54:20 2020 +0100
+++ b/tests/test-evolve-obshistory-lots-of-splits.t	Fri Dec 27 20:38:10 2019 -0800
@@ -205,7 +205,9 @@
                       "parent",
                       "content"
                   ],
+                  "nodetype": "precursor",
                   "operation": "split",
+                  "precnode": "de7290d8b885925115bb9e88887252dfc20ef2a8",
                   "succnodes": [
                       "1ae8bc733a14e374f11767d2ad128d4c891dc43f",
                       "337fec4d2edcf0e7a467e35f818234bc620068b5",
@@ -245,7 +247,9 @@
                       "parent",
                       "content"
                   ],
+                  "nodetype": "precursor",
                   "operation": "split",
+                  "precnode": "de7290d8b885925115bb9e88887252dfc20ef2a8",
                   "succnodes": [
                       "1ae8bc733a14e374f11767d2ad128d4c891dc43f",
                       "337fec4d2edcf0e7a467e35f818234bc620068b5",