public final ExtParamVariableContext extParamVariable() throws RecognitionException {
		ExtParamVariableContext _localctx = new ExtParamVariableContext(_ctx, getState());
		enterRule(_localctx, 74, RULE_extParamVariable);
		int _la;
		try {
			setState(795);
			switch ( getInterpreter().adaptivePredict(_input,103,_ctx) ) {
			case 1:
				enterOuterAlt(_localctx, 1);
				{
				setState(774); match(ID);
				setState(775); match(T__12);
				setState(779);
				_errHandler.sync(this);
				_la = _input.LA(1);
				while (_la==T__35) {
					{
					{
					setState(776); annotation();
					}
					}
					setState(781);
					_errHandler.sync(this);
					_la = _input.LA(1);
				}
				setState(782); match(T__10);
				setState(783); type();
				}
				break;
			case 2:
				enterOuterAlt(_localctx, 2);
				{
				setState(784); type();
				setState(785); match(T__12);
				setState(787);
				_la = _input.LA(1);
				if (_la==ID) {
					{
					setState(786); match(ID);
					}
				}

				setState(792);
				_errHandler.sync(this);
				_la = _input.LA(1);
				while (_la==T__35) {
					{
					{
					setState(789); annotation();
					}
					}
					setState(794);
					_errHandler.sync(this);
					_la = _input.LA(1);
				}
				}
				break;
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}