Split and simplify the following sentence while retaining its full meaning: Although the Trade and Investment Cooperation Agreement is the basis for the intensification of trade and investment activity between Canada and the Andean Community , and that our commercial relations are for the most part positive , access to markets is sometimes problematic .
 Simplified version:
The TICA forms the basis for enhanced trade and investment activity between Canada and the Andean Community , and our trading relationship is overwhelmingly positive . However , market access problems do sometimes arise .