《明史·列传·卷一百六十九》
大姓易氏据险要之地以自保。江阴侯吴良准备出兵袭击，召履商议。
大姓易氏保险自守，江阴侯吴良将击之，召履计事。
The 易 clan, a large clan, relied on favorable terrain to protect themselves. The Marquis of Jiangyin, Wu Liang, planned to send troops to attack and summoned Lü to discuss it.
<s>[INST] Take each pair of old and new sentences and unite them into a single translation that captures the core meaning: Archaic: 大姓易氏保险自守，江阴侯吴良将击之，召履计事。 Updated: 大姓易氏据险要之地以自保。江阴侯吴良准备出兵袭击，召履商议。 [/INST] The 易 clan, a large clan, relied on favorable terrain to protect themselves. The Marquis of Jiangyin, Wu Liang, planned to send troops to attack and summoned Lü to discuss it.</s>
Take each pair of old and new sentences and unite them into a single translation that captures the core meaning: Archaic: 大姓易氏保险自守，江阴侯吴良将击之，召履计事。 Updated: 大姓易氏据险要之地以自保。江阴侯吴良准备出兵袭击，召履商议。
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The 易 clan, a large clan, relied on favorable terrain to protect themselves. The Marquis of Jiangyin, Wu Liang, planned to send troops to attack and summoned Lü to discuss it.
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