Goal:
    A : Type  P : A → Type  Q : A → Type
  ============================
   (All P [] × All Q [])


DEBUG:Going to execute:
fun => <coq-core.plugins.ltac::split@0>

Goals:
    A : Type  P : A → Type  Q : A → Type
  ============================
   (All P [])

    A : Type  P : A → Type  Q : A → Type
  ============================
   (All Q [])


DEBUG:Going to execute:
auto

Goals:
    A : Type  P : A → Type  Q : A → Type
  ============================
   (All P [])

    A : Type  P : A → Type  Q : A → Type
  ============================
   (All Q [])


DEBUG:Going to execute:
<coq-core.plugins.ltac::auto@0> $1 $2 $3