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Topic 1

This topic contains:

Time required: 5 minutes

alt text
Click 'Start' to begin the topic.
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dialog start

Topic 2

text about topic 2

Time required: 3 minutes

alt text
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dialog start

Topic 3

no topic 3 so start button doesn't work

Time required: 3 minutes

alt text
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dialog start

Topic 4

topic 4 test

Time required: 3 minutes

alt text
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