040000 tree b4c920314902584bd5577a9e7f431401f9cb691f	context
040000 tree c80b2b2f654783f74262061b3bba9730fd17ccf8	operator
040000 tree 0133ec112b826808d1654c1e18d771543f8d97f7	script_building
040000 tree 3e75ac2668e32b5085a0a16366e29c5716c957da	utils