A trinquete is a special court for various indoor versions of pelota

Pelota

Pelota can refer to the popular and shortened names for a number of ball games:* Baseball* Basque pelota* Bocce* Jai alai* Valencian pilota...

. It has some of the characterist features of a real tennis

Real tennis

Real tennis – one of several games sometimes called "the sport of kings" – is the original indoor racquet sport from which the modern game of lawn tennis , is descended...

 court, probably because many real tennis courts were converted to trinquetes in the 19th century. For some sports, the players face the same wall and share the court, similar to squash

Squash (sport)

Squash is a high-speed racquet sport played by two players in a four-walled court with a small, hollow rubber ball...

. For other sports, a net is strung across the middle of the court and the players face each other, similar to tennis.