{% child_block message:"How are you?" complex:"1 + 2 \" ~ 3" foo:bar + child/data %} {% child_block message:"How are you?" complex:"1 + 2 \" ~ 3" foo:bar ~ SELECT ITEMS WHERE "is child" in search %} {% simple_block %} {% simple_block complex:"1 + 2 \" ~ 3" message:"Good job" %}