$ go get github.com/knqyf263/go-cpe/...

package main

import (
	"fmt"

	"github.com/knqyf263/go-cpe/matching"
	"github.com/knqyf263/go-cpe/naming"
)

func main() {
	wfn, err := naming.UnbindURI("cpe:/a:microsoft:internet_explorer%01%01%01%01:8%02:beta")
	if err != nil {
		fmt.Println(err)
		return
	}
	wfn2, err := naming.UnbindFS(`cpe:2.3:a:microsoft:internet_explorer:8.0.6001:beta:*:*:*:*:*:*`)
	if err != nil {
		fmt.Println(err)
		return
	}
	fmt.Println(matching.IsDisjoint(wfn, wfn2))
	fmt.Println(matching.IsEqual(wfn, wfn2))
	fmt.Println(matching.IsSubset(wfn, wfn2))
	fmt.Println(matching.IsSuperset(wfn, wfn2))
}