Update PIPELINES.md

Author: Yomguithereal

docs/PIPELINES.md

@@ -34,8 +34,8 @@ The `xan range` command produces a CSV looking like this:
 | 5   |
 | ... |
 
-Then the `xan select --evaluate` part use the following expression to transform the file on the fly:
-Matching multiple queries in a press articles corpus, in parallel
+Then the `xan select --evaluate` part uses the following expression to transform the file on the fly:
+
 ```python
 # We append the content of the "n" column to the given url
 "https://news.ycombinator.com/?p=" ++ n as url
@@ -267,4 +267,4 @@ Finally we pipe everything into `xan heatmap` using the following flags:
 * `--size 2` means we want our heatmap squares to be 2 characters tall
 * `--cram` means we want to cram ou x-axis labels on top of the heatmap squares (they are short enough to fit, else they would get truncated)
 * `--gradient inferno` means we want a stylish gradient for the colors because we are hipsters
-* `--show-numbers` means we want to display numbers within the heatmap squares
+* `--show-numbers` means we want to display numbers within the heatmap squares