Some note a discrepancy of where the battle was actually fought.

Observers continued to note the discrepancy between university training and job opportunities, particularly in the prestigious fields.

These represent noun, pronoun, verb, adverb, participle, conjunction, preposition, interjection (note the discrepancy of nine materials vs. eight parts of speech).

Many researchers have noted a discrepancy between theory and research.

The two began to hike to each timber site on the mountain and noted the discrepancy between agency documents and actual actions taken in the forest.