With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: His name is also commemorated in the terms Urysohn universal space, Fréchet – Urysohn space, Menger – Urysohn dimension.
text_B: His name is also commemorated in the terms Urysohn universal space, Fréchet–Urysohn space, Menger–Urysohn dimension and Urysohn integral equation.
neutral.