```go title="Go"
package main

import (
	"fmt"
	"log"

	"github.com/kreuzberg-dev/kreuzberg/packages/go/v5"
)

func main() {
	result, err := kreuzberg.ExtractFileSync("document.pdf", nil, kreuzberg.ExtractionConfig{
		Ocr: &kreuzberg.OcrConfig{
			Backend: "tesseract",
		},
		ForceOcr: true,
	})
	if err != nil {
		log.Fatalf("extract failed: %v", err)
	}

	fmt.Println(result.Content)
}
```