demarcation

“When Bush was playing football at USC, all Defendants precluded Bush from receiving any financial benefits claiming that certain rules were in place and necessary to promote the NCAA’s principle of ‘amateurism’ and to preserve ‘a clear line of demarcation between intercollegiate athletics and professional sports,’” the lawsuit states.

While the looming landmark will not have played much on Andy Farrell's mind last week as he devised the gameplan to secure a series split in South Africa, it is hard not to view his 50th game in charge of Ireland as something of a demarcation point in his tenure.

It felt like a really good line of demarcation for me of one phase of my career to another.

The 100-pitch mark has grown into the almost-universal line of demarcation to when a pitcher should come out.

He added Beijing is trying to change the status quo with Taiwan through a series of actions, including by ramping up military pressure, conducting information warfare and introducing new flight routes along the median line of the Taiwan Strait, an informal demarcation zone.