Input (grade 10): God is believed to be infinite and God's presence may be perceived through the actions of Jesus Christ and the Holy Spirit.
Output (grade 8): Trinity is the teaching that God is three different beings; the Father, the Son (Jesus Christ), and the Holy Spirit. In the words of the Athanasian Creed, "the Father is God, the Son is God, and the Holy Spirit is God, and yet there are not three Gods but one God."