diff --git a/_concepts.txt b/_concepts.txt
index 503ad05..bc538fa 100644
--- a/_concepts.txt
+++ b/_concepts.txt
@@ -1,3 +1,4 @@
+#import admin
 def concept one as 1
 def concept two as 2
 def concept three as 3
@@ -88,13 +89,6 @@ set_is_greater_than(__PRECEDENCE, multiplied, plus)
 set_is_greater_than(__PRECEDENCE, divided, plus)
 set_is_greater_than(__PRECEDENCE, multiplied, minus)
 set_is_greater_than(__PRECEDENCE, divided, minus)
-def concept explain as get_results() | filter("id == 0") | recurse(2)
-def concept explain last as get_last_results() | filter("id == 0") | recurse(2)
-def concept explain x as get_results() | filter(f"id == {x}") | recurse(3) where x
-def concept explain x '--recurse' y as get_results() | filter(f"id == {x}") | recurse(y) where x,y
-set_isa(c:explain:, __AUTO_EVAL)
-set_isa(c:explain last:, __AUTO_EVAL)
-set_isa(c:explain x:, __AUTO_EVAL)
 def concept precedence a > precedence b as set_is_greater_than(__PRECEDENCE, a, b)
 set_isa(c:precedence a > precedence b:, __AUTO_EVAL)
 def concept x is a command as set_isa(x, __AUTO_EVAL)
@@ -103,5 +97,3 @@ def concept q from q ? as question(q) pre is_question()
 set_is_lesser(__PRECEDENCE, q)
 def concept x is a 'concept' as isinstance(x, Concept) pre is_question()
 def concept x is a y as isa(x,y) pre is_question()
-def concept explain x values where x as get_results() | filter(f"id=={x}") | format_d
-set_isa(c:explain x values:, __AUTO_EVAL)
\ No newline at end of file