<em>1. (...) Filled with slushy mud that would trap your feet and pull you down. </em>
<em>2. Neither coach wanted to let her team play in such a swamp.</em>
Explanation:
In the excerpt, there is several surrounding information to the word "mire" that helps us understand its meaning, but phrase 1 and 2, are the ones that illustrate it better. From these sentences, we infer that the constant rain had turned the soccer field into an area where water collects, a swampy or boggy area, that is not pleasant to be in, that is to say, a "mire".
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