Complex sentence: On 13 April 1810, four Danish gunboats captured a 4-gun British gunboat, the "Grinder", near Anholt, however as with "Proselyte" she appears to have been unregistered and nothing beyond the fact of her capture is known of her.
Split into simpler sentences: On 13 April 1810, four Danish gunboats captured a 4-gun British gunboat, the "Grinder", near Anholt. As with "Proselyte", she appears to have been unregistered and nothing beyond the fact of her capture is known of her.