Complex sentence: On his return he became preoccupied with social work education in particular, it was during this time he started touring each village and town along with Khan Abdul Ghaffar Khan, better known as Bacha Khan.
Split into simpler sentences: On his return he became preoccupied with social work, education in particular. It was during this time he started touring each village and town along with Khan Abdul Ghaffar Khan, better known as Bacha Khan.