$! simple: C diverges in pure (simplified from simple.1 (1))
D v0 v1 (x. y. z. v2 y) (v5 v6)
C v7 (v0 v1 v5 (x. x) (x. x) (x. x) (x. v8 v9)) (v0 v1 v5 (x. v2) v1 v5 (x. x)) (v8 v10 v5 (v5 v8 v6 v8 v5 (v5 v6) v8) v10 v10 v6)

$! simple: il divergente non diverge
D (((x7 x5) (x7 x5)) (x6. x4))(((((((x7 x5) (x7 x5)) ((x7 x5) (x1. (x6. ((x6 x3) (x9 (x6 x3))))))) (x6. x6)) x4) (x3. ((x0 x0) (x0 x2)))) (x4. (x6. x4)))
C ((((((x6 x3) (x9 (x6 x3))) (x9. (x7. (x2. x3)))) (x4. (x6. ((x6 x3) (x9 (x6 x3)))))) x0) (x4. (x6. ((x6 x3) (x9 (x6 x3))))))
C ((((((x7 x5) (x7 x5)) ((x7 x5) (x1. (x6. ((x6 x3) (x9 (x6 x3))))))) (x6. x6)) x4) (x0 (x4. (x7 x5))))
C ((((((x8 (x4. (x7 x5))) (x0 x2)) (x1. (x6. ((x6 x3) (x9 (x6 x3)))))) (x3. (x9 (x6 x3)))) (((x0 x0) (x9 (x6 x3))) x1)) (x3. (x9 (x6 x3))))
C (((((x7 x5) (x1. (x6. ((x6 x3) (x9 (x6 x3)))))) (x2. (x7. x4))) (((((((x7 x5) (x7 x5)) ((x7 x5) (x1. (x6. ((x6 x3) (x9 (x6 x3))))))) (x6. x6)) x4) (x3. ((x0 x0) (x0 x2)))) (x4. (x6. x4)))) (x3. (x6 (x7 x5))))