Describe sophocles in one sentence

sophocles is an ancient greek writer who wrote tragedies such as "Oedipus rex" and "antigone."

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.