With no explanation, label text_A→text_B with either "False" or "True".
text_A: In July, Kamtchatka declared war on Yakutsk. Since Yakutsk's army was much  better equipped and ten times larger, they were victorious within weeks. The they is more likely to refer to Yakutsk than Kamtchatka because Since Yakutsk's army was much better equipped and ten times larger, they were victorious within weeks but July, Kamtchatka declared war on Yakutsk
text_B: In "In July, Kamtchatka declared war on Yakutsk. Since Yakutsk's army was much  better equipped and ten times larger, they were victorious within weeks. ", The they is more likely to refer to Yakutsk than Kamtchatka because Since Yakutsk's army was much better equipped and ten times larger, they were victorious within weeks but July, Kamtchatka declared war on Yakutsk
True.