Complex sentence: After the coup, the coup leaders wanted to put the second prince of Emperor Lê Thái Tông, Prince Lê Khắc Xương to the throne, but after receiving his refusal, they decided to place Prince Lê Tư Thành as the fifth Emperor of Lê dynasty.
Split into simpler sentences: After the coup, the coup leaders wanted to put the second prince of Emperor Lê Thái Tông, Prince Lê Khắc Xương to the throne, but received his refusal. Therefore, they decided to place Prince Lê Tư Thành as the fifth Emperor of Lê dynasty.