error[preamble-refs-description]: references to proposals with a `category` of `Networking` must use a prefix of `EIP`
 --> input.md:4:40
  |
4 | description: This proposal is a sample ERC-9, and EIP-10
  |                                        ^^^^^ referenced here
  |
error[preamble-refs-description]: references to proposals with a `category` of `ERC` must use a prefix of `ERC`
 --> input.md:4:51
  |
4 | description: This proposal is a sample ERC-9, and EIP-10
  |                                                   ^^^^^^ referenced here
  |