Complex sentence: On 10 January 1983, he followed Sutcliffe into the recess of F2, the hospital wing at Parkhurst Prison and plunged a broken coffee jar twice into the left side of Sutcliffe's face, creating four separate wounds requiring a 30 stitches.
Split into simpler sentences: On 10 January 1983, he followed Sutcliffe into the recess of F2, the hospital wing at Parkhurst Prison. He plunged a broken coffee jar twice into the left side of Sutcliffe's face, creating four separate wounds requiring a total of 30 stitches.