diff --git a/ch2-inventory/student-lqvan/03-hostgroups-children.yml b/ch2-inventory/student-lqvan/03-hostgroups-children.yml
new file mode 100644
index 0000000..75f26b0
--- /dev/null
+++ b/ch2-inventory/student-lqvan/03-hostgroups-children.yml
@@ -0,0 +1,18 @@
+all:
+  hosts:
+    fakehost.local:
+  children:
+    linux:
+     children:
+       ubuntu:
+         hosts:
+           ubuntu11:
+             ansible_host: 192.168.100.11
+           ubuntu12:
+             ansible_host: 192.168.100.12
+       centos:
+         hosts:
+           centos21:
+             ansible_host: 192.168.100.21
+           centos22:
+             ansible_host: 192.168.100.22