求翻译：乙方应当于开业前的15日自费为该商铺可能遇到的风险购买保险，该等保险的责任期间从乙方开业日起至本合同所述的租期届满之日止，该等险种至少应包括财产一切险及第三者责任险。是什么意思？

Party B shall be at their own expense before the opening 15 shops in the possible risks for the insurance, liability insurance during the opening day from B until the expiry of the lease described in this contract the date of such insurance at least should include all risks of property and third par

Party B shall be opened on the 15 at their own expense the shop to buy insurance, and the risks that may be encountered such insurance during the responsibility from Party B opened up to the contract, as described in the lease ended the date of expiration, such types of insurance including property

乙方应当于开业前的15日自费为该商铺可能遇到的风险购买保险，该等保险的责任期间从乙方开业日起至本合同所述的租期届满之日止，该等险种至少应包括财产一切险及第三者责任险。

15th before party b should at least privately for the shops may have risks insurance, such insurance responsibility from b during opening date until this contract mentioned in leases expire date, such coverage at least should include property all risks and third parties liability coverage.

Party B shall be opened at their own expense before the 15th day of possible risks for the commercial insurance, liability insurance during the opening day from the B described in this contract until the expiry of the date of the lease, the insurance at least should include all risks of property and