Step 1

Notice how red's 5 is capable to deal with crash by both blue's 4 and 5, clog some of the hucking lanes and also contest floaty overheads to the other side, e.g. to 3

Step 2

Blues choose to dump (ignore the way #2 got there, cba to do it properly in many steps)

Step 3

By getting disc closer to the mids, we have altered the attack angles

Step 4

And now blue's 2 has wider gaps to attack after crashing the cup from the dump space

Step 5

Step 6