instruction: Is the next sentence syntactically and semantically acceptable?

The cook boned the fish of bones.

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Mary sang for everyone who wanted to hear her.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

He washed herself.

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Gilgamesh loved Ishtar and Aphrodite did too

response:
acceptable