This is the 14350th most frequent Russian word.
открытое
"Open" or "clear."
Here, 'открытое' refers to 'open' describing an unobstructed or clear physical space, such as the sky.
Она надеялась на открытое небо во время похода.
She hoped for open skies during the hike.
In this context, 'открытое' implies 'open' in a metaphorical sense, meaning publicly accessible or addressed openly.
На собрании обсуждали открытое письмо к властям.
The meeting discussed an open letter to the authorities.
In this sentence, 'открытое' means 'open' and describes the moral and personal quality of being receptive and kindhearted.