Environment_PW environment_model_PW {
    PW_Environment/Group {
        PW_Environment/Event {
            name = "cmdUp"
        }
        PW_Environment/Event {
            name = "cmdNeutral"
        }
        PW_Environment/Event {
            name = "cmdDown"
        }
    }

    PW_Environment/Group {
        PW_Environment/Event {
            name = "objPresent"
        }
        PW_Environment/Event {
            name = "no_objPresent"
        }
    }
}