At: covers pred lemma2 1 2 1 1 1 1 1 1
1. r: rel()
2. I: Collection(rel())
3. A: ioa{i:l}()
4. a: Label
5. r
I
6.
x:Label. (x
rel_vars(r)) 
covers_var(A;x)
7. x: Label
(x
rel_primed_vars(r))
(x
rel_primed_vars(r))
By: ((Decide x
rel_primed_vars(r)) THEN (RWW "assert_lbls_member" -1))
THENL
[Sel 1 (Analyze 0);Sel 2 (Analyze 0)]
Generated subgoals:None
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