{
  "title": "position",
  "$schema": "http://json-schema.org/draft-04/schema#",
  "description": "Actually, each even item is a string, each odd item is an integer",
  "type": "array",
  "minItems": 1,
  "items": {
    "anyOf": [
    	{"type": "integer"},
    	{"type": "string"}
    ]
  }
}