A. {"net":[{"type":"square","x":20,"y":50,"w":50,"h":50},{"type":"triangle","pts":[[70,50],[70,100],[113,75]]},{"type":"triangle","pts":[[113,75],[70,50],[156,50]]},{"type":"triangle","pts":[[113,75],[70,100],[156,100]]},{"type":"triangle","pts":[[156,50],[156,100],[199,75]]}],"correct":false}
B. {"net":[{"type":"square","x":75,"y":60,"w":50,"h":50},{"type":"triangle","pts":[[75,60],[125,60],[100,17]]},{"type":"triangle","pts":[[75,60],[100,17],[57,17]]},{"type":"triangle","pts":[[125,60],[100,17],[143,17]]},{"type":"triangle","pts":[[125,110],[75,110],[100,153]]}],"correct":false}
C. {"net":[{"type":"square","x":75,"y":50,"w":50,"h":50},{"type":"triangle","pts":[[75,50],[125,50],[100,7]]},{"type":"triangle","pts":[[125,100],[75,100],[100,143]]},{"type":"triangle","pts":[[125,50],[125,100],[168,75]]},{"type":"triangle","pts":[[168,75],[125,100],[211,100]]}],"correct":false}
D. {"net":[{"type":"square","x":75,"y":50,"w":50,"h":50},{"type":"triangle","pts":[[75,50],[100,7],[57,7]]},{"type":"triangle","pts":[[125,50],[168,32],[143,7]]},{"type":"triangle","pts":[[125,100],[143,143],[168,118]]},{"type":"triangle","pts":[[75,100],[57,143],[32,118]]}],"correct":false}
E. {"net":[{"type":"square","x":50,"y":50,"w":50,"h":50},{"type":"triangle","pts":[[50,50],[100,50],[75,7]]},{"type":"triangle","pts":[[100,50],[100,100],[143,75]]},{"type":"triangle","pts":[[100,100],[50,100],[75,143]]},{"type":"triangle","pts":[[143,75],[100,50],[186,50]]}],"correct":true}
F. {"net":[{"type":"square","x":50,"y":50,"w":50,"h":50},{"type":"triangle","pts":[[50,50],[100,50],[75,7]]},{"type":"triangle","pts":[[50,50],[75,7],[32,7]]},{"type":"triangle","pts":[[100,50],[100,100],[143,75]]},{"type":"triangle","pts":[[143,75],[100,100],[186,100]]}],"correct":false}