close up of two fingers putting small umbrella-shaped puzzle piece in jigsaw puzzle. Image CC BY-SA by https://www.flickr.com/photos/nosha/5862101974/in/photolist-9W1NFG-cSSBp-6oscpn-7Nji9T-bncYqb-g6ute7-6owrj7-aAtgKV-7JZWYf-7uuP3a-6oExs4-Q5ZTY-PB3Kk9-6oEouB-6oscak-23t3Bur-6os98X-6oseT6-6oEu3n-6osay2-6oErd4-6owpoq-6owkbE-Q4nBLQ-6oJHGN-q1Dwgr-7JW2ei-cYVP87-9MYU3w-4onWNM-21SwoX4-yPko2-8Bk69S-7JZYnE-edCTA9-m611L-dvYz87-tVYje-2aEFcUa-dLzoNX-9yKLxx-bm136v-xE7dr-bR3Qkx-6YCVZx-6LVp6K-b4ebjp-54iLM3-5Au5tn-ZL3Ux