Premise: This serene and cheerful town on the river Tarn ' built, like Tou?­louse, with red brick and so known as Albi la Rouge ' was once the scene of confrontations between the Cathar heretics, also known as Albigeois or Albigenses, and the Roman church.

Hypothesis: Armies of Cathar heretics and Roman church battled near Albi la Rouge.
Relation: entailment