ffaa11 contains fa0fa1fa2fa3fa4fa5fa6fa7fa8fa9faafabfacfadfaefafa0fa1fa2fa3fa4fa5fa6fa7fa8fa9faafabfacfadfaefafffa contains a10a11a12a13a14a15a16a17a18a19a1a10a11a12a13a14a15a16a17a18a19a1aa1ba1ca1da1ea1faa1ba1ca1da1ea1fa1 contains f10f11f12f13f14f15f16f17f18f19f1af1bf1cf1df1ef1f10f11f12f13f14f15f16f17f18f19f1af1bf1cf1df1ef1fff1
contains fa0fa1fa2fa3fa4fa5fa6fa7fa8fa9faafabfacfadfaefafa0fa1fa2fa3fa4fa5fa6fa7fa8fa9faafabfacfadfaefafffa
contains a10a11a12a13a14a15a16a17a18a19a1a10a11a12a13a14a15a16a17a18a19a1aa1ba1ca1da1ea1faa1ba1ca1da1ea1fa1
contains f10f11f12f13f14f15f16f17f18f19f1af1bf1cf1df1ef1f10f11f12f13f14f15f16f17f18f19f1af1bf1cf1df1ef1fff1