[Python] Produce Overlapping Triangles Using Python Turtle

I'm trying to produce a particular pattern using Python Turtle but I am having problems. I've created the first triangle but I am not sure how I go by adding the second one in it and coloring it.

What I need it to be: http://gyazo.com/5abdd3bc05a44945f1a74286e2ad43c6

What I currently have: http://gyazo.com/65357ea5d43a7dc49e89879a27e980b4

Code so far:

forward(200)
left(120)
forward(200)
left(120)
forward(200)
right(120)
done()

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