Complex sentence: The term Dalit has been interchangeably used with term Scheduled Castes, and Scheduled Tribes these terms include all historically discriminated communities of India out-caste and Untouchables.
Split into simpler sentences: The term Dalit has been interchangeably used with term Scheduled Castes, and Scheduled Tribes. These terms include all historically discriminated communities of India out-caste and Untouchables.