The term 'checkmate' is derived from the Persian phrase 'Shah Mat,' which translates to 'the King is helpless' or 'the King is defeated.' This signifies the end of the game, as the king is under direct attack and has no legal moves to escape capture.

Pheidippides is historically recognized as an Athenian herald who, according to legend, ran from the battlefield of Marathon to Athens to announce the Greek victory over the Persians. This feat of endurance is the historical inspiration for the modern marathon race, which remains a staple event in international athletics today.

Herodotus is widely regarded as the father of history for his pioneering work, 'The Histories'. He was the first writer to treat historical subjects as a method of investigation, collecting materials systematically and arranging them into a narrative to document the Greco-Persian Wars, thereby establishing the foundation for historical inquiry in Western civilization.

The term 'Marathon' is derived from the Greek town of Marathon. According to legend, a messenger named Pheidippides ran from the battlefield of Marathon to Athens to announce the Greek victory over the Persians in 490 BCE, inspiring the modern long-distance race.

Thomas Bach is the current President of the International Olympic Committee. He was elected in 2013 and has overseen several Olympic Games, including the 2016 Rio Olympics and the 2020 Tokyo Olympics. His leadership focuses on the Olympic Agenda 2020 and the long-term sustainability of the Olympic movement.

Shah Waliullah was a pioneer in advocating for the translation of the Holy Quran into Persian, the common language of his time. He believed that making the meaning of the Quran accessible to the masses was essential for spiritual and social reform.

Al-Ghazali, a prominent Persian theologian, philosopher, and mystic, is widely recognized for his extensive literary contributions. His work 'Jawahir al-Qur'an' (Jewels of the Quran) serves as a profound exploration of the spiritual and esoteric meanings within the Quranic verses, showcasing his deep theological insight and his commitment to guiding seekers toward a deeper understanding of divine revelation.

Abu Hamid Muhammad ibn Muhammad al-Ghazali was a prominent Persian philosopher, theologian, jurist, and mystic of the Sunni tradition. He is widely regarded as one of the most influential thinkers in Islamic history, often referred to by the honorific title Hujjat al-Islam, meaning 'Proof of Islam', due to his profound contributions to theology and philosophy.

Al-Ghazali is historically recognized as both Iranian and Persian. He was born in the region of Tus, which is in modern-day Iran, and he was a significant figure in the Persian intellectual tradition, contributing extensively to Islamic philosophy and theology. Identifying him as both reflects his geographical origin and his deep integration into the Persian cultural and scholarly sphere of the 11th and 12th centuries.

The book 'Kashf al-Mahjub' (The Revelation of the Veiled) is a seminal work on Sufism written by Ali Hujwiri, popularly known as Data Ganj Bakhsh. It is considered one of the oldest and most authoritative treatises on Islamic mysticism in the Persian language, providing deep insights into the spiritual practices and philosophy of the Sufi tradition.