10. was an American astronaut./ Neil Armstrong,/ the first person/ to walk on/ who was/ the
`->` 10. was an American astronaut./ Neil Armstrong,/ the first person/ to walk on/ who was/ the Moon
`=>` Neil Armstrong, who was the first person to walk on the Moon was an American astronaut.
Dịch:Neil Armstrong, người đầu tiên đi bộ trên Mặt trăng là một phi hành gia người Mỹ.