A further question regarding situation 2. LH D declares charge first against Z which could also include X and Y. If I understand correctly, this requires a response from all, X, Y and Z. ...
Regarding group evades, XYZ below are a group of bow armed cavalry and is flanked by D at 1 UD away, an enemy light horse. ABC are a group of enemy impact cavalry facing XYZ at less than 1 UD away.
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