Penta = five. There's a picture of a ball with five balls in it. It decays to a proton (which as mentioned has three quarks) and another pair of a quark and an

Penta = five. There's a picture of a ball with five balls in it. It decays to a proton (which as mentioned has three quarks) and another pair of a quark and an anti-quark. I'd say it's there.