Problems of transcend (16)

4871 life and death 4837 life and death 4836 life and death 4835 life and death 4829 life and death 4809 life and death 4808 tesuji 4719 life and death 4652 tesuji 4550 best move 4548 life and death 4546 tesuji 4508 tesuji 4507 life and death 4506 life and death 3401 life and death