0000000000000000000000000000000000000000000000000000000000000000 4075b24d356ba0333ead178e93a6010e8b3bc327db072b5183b6007a697bc8e3 committer <committer@example.com> 946771200 +0000	commit (initial): base
4075b24d356ba0333ead178e93a6010e8b3bc327db072b5183b6007a697bc8e3 4075b24d356ba0333ead178e93a6010e8b3bc327db072b5183b6007a697bc8e3 committer <committer@example.com> 946771200 +0000	checkout: moving from main to A
4075b24d356ba0333ead178e93a6010e8b3bc327db072b5183b6007a697bc8e3 c2545c176ab2f055f2e39af87039e8aae825682db8958fb8d05187fd81670df3 committer <committer@example.com> 946771200 +0000	commit: rename one side of each matrix entry
c2545c176ab2f055f2e39af87039e8aae825682db8958fb8d05187fd81670df3 4075b24d356ba0333ead178e93a6010e8b3bc327db072b5183b6007a697bc8e3 committer <committer@example.com> 946771200 +0000	checkout: moving from A to B
4075b24d356ba0333ead178e93a6010e8b3bc327db072b5183b6007a697bc8e3 2fcda3d67a8f27690db760ab8982add8cf1715b708055d6a0076cc92892cda50 committer <committer@example.com> 946771200 +0000	commit: apply the other change in each matrix entry
