context: A man demonstrates how to do a squat bench, raising weights as he squats down and propels forward. the trainer
****
next sentence for the context: talks about proper form, showing how to keep legs and arms apart.

context: Ballet dancer is stretching in a bathroom wearing pointe shoes. the girl
****
next sentence for the context: makes a pointe stand and is practiing ballet movements.

context: How to read histograms
Recognize the difference between a bar chart and a histogram.
Bar charts and histograms are similar, but with some very specific differences. A bar chart groups numbers into categories, while histograms group numbers into ranges.
****
next sentence for the context: Histograms are generally used to show the results of a continuous data set such as height, weight, time, etc. A bar graph has spaces between the bars, while a histogram does not.

context: How to prune verbena
Wait until you start seeing new growth in the spring.
This will usually occur after the last frost. You may notice new green shoots along the base of the plant or leaves growing on the stalks.
****
next sentence for the context:
This is a sign that you should cut back. Trim old stems down to 2 inches (5.1 cm) above the ground.