With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Athena is not a goddess.
text_B: In geometry , a decahedron is a polyhedron with ten faces .. geometry. geometry. polyhedron. polyhedron. faces. Face ( geometry ). There are 32300 topologically distinct decahedra and none is regular , so this name is ambiguous .. topologically. topology. With regular faces  :. faces. Face ( geometry ). Octagonal prism -LRB- uniform 8-prism -RRB-. Octagonal prism. Octagonal prism. prism. Prism ( geometry ). Square antiprism -LRB- uniform 4-antiprism -RRB-. Square antiprism. Square antiprism. antiprism. antiprism. Square cupola -LRB- Johnson solid 4 -RRB-. Square cupola. Square cupola. Johnson solid. Johnson solid. Pentagonal bipyramid -LRB- Johnson solid 13 , 5-bipyramid -RRB-. Johnson solid. Johnson solid. Pentagonal bipyramid. Pentagonal bipyramid. bipyramid. bipyramid. Augmented pentagonal prism -LRB- Johnson solid 52 -RRB-. prism. Prism ( geometry ). Johnson solid. Johnson solid. Augmented pentagonal prism. Augmented pentagonal prism. With irregular faces it can also be  :. faces. Face ( geometry ). Pentagonal trapezohedron -LRB- 5-trapezohedron , antiprism dual -RRB- -- often used as a die in role playing games , known as d10. antiprism. antiprism. Pentagonal trapezohedron. Pentagonal trapezohedron. trapezohedron. trapezohedron. die. dice. role playing games. role playing games. Enneagonal pyramid -LRB- 9-pyramid -RRB-. pyramid. Pyramid ( geometry ). Ten of diamonds decahedron - a space-filling polyhedron with D2d symmetry .. polyhedron. polyhedron. Ten of diamonds decahedron. Ten of diamonds decahedron
not_related.