cp -p from1/dir-and-not-dir/inside chk/dir-and-not-dir
cp -p from2/sub1/uno from3/sub1/dos from2/sub1/tres chk/sub1
cp -p from3/sub2/subby chk/sub2
cp -p from1/dir-and-not-dir/inside chk/dir-and-not-dir
cp -p from2/sub1/uno from3/sub1/dos from2/sub1/tres chk/sub1
cp -p from3/sub2/subby chk/sub2