With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jackie Chan is not a stuntman.
text_B: Ragnarok Online 2  : The Gate of the World -LRB- 라그나로크 온라인 2  : The Gate of the World alternatively subtitled Epic of the Light -RRB- was a MMORPG created by Gravity Corp. of South Korea and is the sequel to the popular MMORPG , Ragnarok Online .. Gravity. Gravity ( company ). Ragnarok. Ragnarok Online. MMORPG. MMORPG. South Korea. South Korea. Ragnarok Online. Ragnarok Online. Most of the game 's universe is based on Norse mythology .. Norse mythology. Norse mythology. After entering a closed beta testing phase in 2006 and continuing through 2010 in Korean open beta testing , the game was reworked multiple times due to its poor initial reception .. closed beta. closed beta. open beta. open beta. In July 2010 it was announced the entire game had been scrapped , and a new version , Ragnarok Online 2  : Legend of the Second , would be developed in its stead .. Ragnarok. Ragnarok Online. Ragnarok Online. Ragnarok Online. The new iteration of Ragnarok Online 2 returns to the systems and mechanics of the original Ragnarok Online while keeping the 3D engine .. Ragnarok. Ragnarok Online. Ragnarok Online. Ragnarok Online
not_related.