1 MSI Z97 GAMING 5 ATX Gaming Motherboard <- is a 1150 socket for 4th and 5th gen Intel CPU
1 Intel Core i5 6500 2.7 Ghz 8 MB Skylake LGA 1151 6th Gen Intel Processo <- is a 1151 socket 6th gen Intel CPU

You need to change one of these 2 to make it actually build-able.