YOU SAID:

Some mountains are scaled, others are slain.

INTO JAPANESE

いくつかの山が、他の人が殺されます。

BACK INTO ENGLISH

Some mountains, but is killed by others.

INTO JAPANESE

いくつかの山が、他者に殺されます。

BACK INTO ENGLISH

Some mountains are killed by others.

INTO JAPANESE

いくつかの山は、他のものによって殺されます。

BACK INTO ENGLISH

Some mountains are killed by others.