Assertion: fly's mouthpart | /r/HasProperty | 16-spiracle opening
Facets:
Source sentences:
text: 1-Complex mouthparts, 2-Paired antennae, 3-Head, 4-Compound eye, 5-Thorax, 6-Open tube heart, 7-Salivary gland, 8-One pair of wings, 9-Halter, 10-Excretory (Malpighian) tube, 11-Gut, 12-Ovary (or testis), 13-Abdomen, 14-Legs (3 pairs), 15-Thoracic ganglion of nervous system, 16-Spiracle opening to respiratory tube (trachea)