Complex sentence: Gotama (गोतम) (c.2nd--3rd century) (also spelt Gautama; गौतम) was an Indian philosopher and logician who wrote the "Nyāya Sutras", considered to be the foundation of the Nyāya school of Hinduism.
Split into simpler sentences: Gotama (गोतम) (c.2nd--3rd century) (also spelt Gautama; गौतम) was the originator of the Nyaya school of Indian philosophy. He was a philosopher and logician who wrote the "Nyāya Sutras", considered to be the foundation of the Nyāya school of Hinduism.