Complex sentence: In Hindi, volition can be expressed with certain verbs, when the subject did something on purpose the subject noun gets the ergative case suffix, if the subject did not intend to do something, the subject noun is in the nominative case instead.
Split into simpler sentences: In Hindi, volition can be expressed with certain verbs, when the subject did something on purpose the subject noun gets the ergative case suffix. If the subject did not intend to do something, the subject noun is in the nominative case instead.