A century from Andrew McDougall has put Tatyoon in prime position for an outright win over Halls Gap.
Tatyoon was sent into bat first and made the most of the home ground advantage, reaching a score of 312 before declaring after 61 overs.
McDougall opened the batting and set the tone for the home team, reaching 104 before being dismissed.
Owen Kean made a half century batting at number seven to give Tatyoon a chance to bowl at the Gappers before stumps.
Halls Gaps’ batting woes continued, losing the first four wickets for just nine runs.
The Gappers will resume their innings on 5-21 trailing Tatyoon by 291 runs with an uphill battle on their hands to avoid an outright defeat.
Tatyoon captain Michael Harricks led the way with the ball, taking four wickets for just one run in his seven overs. James McLeod and Rikki McIntosh are at the crease for Halls Gap.