What are the keywords in the following sentence? find the slope of a line given points
find, line, point, slope

What are the keywords in the following sentence? Oil from a vehicle is being drained into an oil pan outside.
drain, oil, vehicle

What are the keywords in the following sentence? models walks the runway at the finale of fashion show during fashion week
finale, model, runway, walk

What are the keywords in the following sentence? a fleet of container ships loading and unloading cargo in the port
cargo, load, unload