Workout

Warm-up 
500 swim
400 pull
300 kick

 Set
4 x 500 free rest 1:00 (2 and 4 are broken swims) 
…#1 --moderate, but negative split 
…#2 --2 x 250, rest 30 sec. (100 moderate-150 solid) 
…#3 --5 x 100 hold pace, rest 5 sec. 
…#4 --solid pace - even split - faster that #1 

Warm-down 
400 EZ choice 
…last non-free