sentences:  "Time Inc" was the title for the concluding two-part story-arc as to have originally been written by Robert Holmes for episodes 13 & 14 when commissioned on 4 February 1986.However, Holmes was unable to work on the script past the first part due to his untimely death on 24 May 1986.Script editor Eric Saward was tasked with completing the story, his version of the script ending with the Doctor and the Valeyard locked in battle in the time vortex and no clear victor.