should be it

external/duckdb/benchmark/trainbenchmark/connectedsegments.benchmark

@@ -0,0 +1,38 @@
+# name: benchmark/trainbenchmark/connectedsegments.benchmark
+# description: The Train Benchmark's ConnectedSegments query
+# group: [trainbenchmark]
+
+load benchmark/trainbenchmark/load.sql
+
+run
+SELECT
+    mb1.Sensor_id AS sensor,
+    ct1.TrackElement1_id AS segment1,
+    ct2.TrackElement1_id AS segment2,
+    ct3.TrackElement1_id AS segment3,
+    ct4.TrackElement1_id AS segment4,
+    ct5.TrackElement1_id AS segment5,
+    ct5.TrackElement2_id AS segment6
+FROM Segment
+INNER JOIN connectsTo as ct1 ON Segment.id = ct1.TrackElement1_id
+INNER JOIN connectsTo as ct2 ON ct1.TrackElement2_id = ct2.TrackElement1_id
+INNER JOIN connectsTo as ct3 ON ct2.TrackElement2_id = ct3.TrackElement1_id
+INNER JOIN connectsTo as ct4 ON ct3.TrackElement2_id = ct4.TrackElement1_id
+INNER JOIN connectsTo as ct5 ON ct4.TrackElement2_id = ct5.TrackElement1_id
+INNER JOIN monitoredBy as mb1 ON mb1.TrackElement_id = ct1.TrackElement1_id
+INNER JOIN monitoredBy as mb2 ON mb2.TrackElement_id = ct2.TrackElement1_id
+INNER JOIN monitoredBy as mb3 ON mb3.TrackElement_id = ct3.TrackElement1_id
+INNER JOIN monitoredBy as mb4 ON mb4.TrackElement_id = ct4.TrackElement1_id
+INNER JOIN monitoredBy as mb5 ON mb5.TrackElement_id = ct5.TrackElement1_id
+INNER JOIN monitoredBy as mb6 ON mb6.TrackElement_id = ct5.TrackElement2_id
+WHERE mb1.Sensor_id = mb2.Sensor_id
+  AND mb1.Sensor_id = mb3.Sensor_id
+  AND mb1.Sensor_id = mb4.Sensor_id
+  AND mb1.Sensor_id = mb5.Sensor_id
+  AND mb1.Sensor_id = mb6.Sensor_id ORDER BY ALL;
+
+result IIIIIII
+6	7	8	9	10	11	12
+121	122	123	124	125	126	127
+128	129	130	131	132	133	134
+688	689	690	691	692	693	694