This property specifies that the temporal extent of the domain instance A of E2 Temporal Entity ends before or simultaneously with the end of the temporal extent of the range instance B of E2 Temporal Entity.
In other words, if A = [Astart, Aend] and B = [Bstart, Bend], we mean Aend ≤ Bend is true.
This property is part of the set of temporal primitives P173 – P176, P182 – P185.
This property corresponds to a disjunction (logical OR) of the following Allen temporal relations (Allen, 1983): {before, meets, overlaps, finished by, start, equals, during, finishes}.
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAA1sAAADNCAIAAADBif2RAAALq0lEQVR42u3d22ucdRrA8Vyp96L1j/DWw2LYFXTBO/8AWQ9XC24FhaJbWluhUsqCuMWLygpFvLAeENxctIpWa5bVprG15kA3pyZpnEkymWTSOR/T/WVGZ3uYVuPMxGTfz4cfIYXX2j7J8Hz7TibpuQIAQLT1GAEAgCIEAEARAgCgCAEAUIQAAChCAAAUIQAAihAAAEUIAIAiBABAEQIAoAgBAFCEAAAoQgAAFCEAAIoQAABFCACAIgQAQBECAKAIAQBQhAAAKEIAABQhAACKEAAARQgAgCIEAEARAgCgCAEAUIQAAChCAAAUIQAAihAAAEUIAIAiBABAEQIAoAgBAFCEAAAoQgAAFCEAAIoQAABFCACAIgQAQBECAKAIAQBQhAAAKEIAABQhAACKEAAARQgAgCIEAEARAgCgCAEAUIQAAChCAAAUIQAAihAAAEUIAIAiBABAEQIAoAgBAFCEAAAoQgAAFCEAAIoQAABFCACAIgQA+D+zf/+Vnp4fT3hfEYIHGwCWlCIEDzYALClFCB5sAFhSihA82ACwpBQhKEIALClFCIoQAEtKEYIiBMCSUoSgCAGwpBQhKEIALClFCIoQAEtKEYIiBMCSUoSgCAGwpBQhKEIALClFCIoQAEtKEYIiBMCSUoSgCAGwpBQhKEIALClFCIoQAEtKEYIiBMCSUoSgCAGwpBQhKEIALClFCIoQAEtKEYIiBMCSUoSgCAGwpBQh/Lynn/7fw+zq89hjVwoF4wHAklKERPXxJgcBsKQUIZF+vMlBACwpRUikH29yEABLShESaa+/LgcBsKQUIQAAv1ERPrn37Qf/9DfH2fonfK56qAOWl2N/daUIwx+0tnalXFsrVNZy5bVMsbZaqC3nakvZ2mKmGk9X51ars6nq9HJlMlkZW6pcWCyPLpSH5svfxctnY6XBudLp2ZIPtnOz81289P18aXihPLpYvpAojyXL48nK1HJleqUyk6pcWq3+cHn902whW01ka8lcbSW//hl4uVjLltY/IcOnZam6Vq1dCZ+l4XezBYE2l9d5y8v5BedcrHTN/lpa318T22F/KUJHEQKKUBE6ilAROooQUISK0FGEitBRhIAiVISOIlSEjiIEFKEidBShInQUIaAIFaGjCBWhowgBRagIHUWoCLfM2fPN7I9jHn9FESpCQBFaXopQEUbxO1L2LTfnPNt3VBEqQkARWl6KUBFG7Rx9J17/B9aR8fVBx795UhEqwl8llUodOXIkn8+vra3V6tbqNIEJR3naitDyUoSKcFvddV9/LPX1r096+Z09ilAR/koHDx685557XnvttXQ6XS6XK5VKtVptrFKFYcLRnLYitLwUoSLcTnfdG/fbX/k2uvfeFeFaJ4Rl+cADD/T09OzYsePQoUPJZDKfz5dKJdViwpGdtiK0vBShItwW59p/WkX43vsmF2Fz5fySy65+xurW/0k717cvrMlyuXz+/Pk77rijp+7uu+9+9dVXFxcXc7ncJleLCf8m+WXaitDyUoSKcHue6x5FP71uq/+IIuxWET788MMHDx5sbp2bLbkTJ06EK/9QF5bQzz5j1c71we87p7e399577+25yl133XXgwIGFhYXNqRYT3swuNO2fnbYitLwUoSLcBqdxp72Fb/sUYZeKcP/+/R999FFYb80l13KXnDt3bt++fS+//PKePXuOHTuWyWTC+ikWi+E/abl027l+9+7df617qW0vvvjirl27Xnjhhdtvv73nWs09ms/nw9+9e8liwt2esGlvaNqK0PJShIpwu9x1byly39tpc4ow7IzGPY9CoRAWSXh7s11y/Pjxxq2O3t7evXv3JhKJ5eXlsBfDUmy5dNu5/qGHHvpdhzxYd//999922209N3j00UdPnDiRTCaz2WypVOpGsphwtyds2hudtiK0vBShItxud92jfe9904pw3759H3zwQVgh6XQ6vG254cIvz549Gxbh7t27d+3a9dZbb83Ozsbj8bAUc7lc4zZJB69//vnnn3vuuZ07d/6lE5599tknnnjiut0Z1uqbb7759ddfDw8Pz8zMhCXa8g/WkUYx4a5O2LQ3Om1FaHkpQkW4Pe663/DirMZ3eIrcvfdNK8KwNgqFQlifqVQqvA3vt9xwYa2G5RquicViFy9enJycDEtxaWkpLN1wfa1W6+D1ExMTo6OjQ0ND5zuhv7//zjvvbO7O++6779ChQ++///7HH3/8+eefDwwMjI2Nzc/PN76dx3V/sI40igl3dcKmvdFpK0LLSxEqQkcRttigYXWFrZnJZFZXV8Pb8H7LeyphtYQNF64Jy2ZmZiYsxbm5ueatiBs3YjvXT01NXbhwYWRkZLhtYQ0//vjjjd3Z29t7+PDhDz/88L333gtv+/r6Tp48OTg4OD4+vrCwEP7uXSpCE+7qhE17o9NWhI4iVISOImy9QUulUj6fz2azze9t1nKDhgUTrglbMCy5eDyeSCTCwrvFxv3V18discbSnWrb0aNHw+585JFH3n333f7+/k8++eSfdcePH//yyy/PnDkTVnVY7SsrK+Hv3qVnjU24qxM27Y1OWxE6ilAROoqwhbC6wuYIi7NYLIa3N97wuO6JsLDkVuvS6fQtXtXYzvWpVCrs0aWlpUR7JiYmnnrqqc8++2x6enp0dHRgYODUqVMnT5786quvTp8+PTQ0NDk5GVZ7+N919cWwJtztCZv2hqatCB1FqAgdRdj6tkrjm9823GyLNC8Lm6ZY11y3Hb++8ULRINe2TCYTFmTjmbvh4eFzdSMjI2F3xmKx5stFb/EH68iNKxPu6oRNe0PTVoSOIlSEjiK86RK92q0va/74hOZ3AO749c11XmlbWNthj66srMTj8enp6bBHZ2ZmGq8SbbzsICzsxrN+3X4204Q37SeXmPat/+KK0FGEitBRhB1et92+vn2Nrypr3FlZWlpKJpPhncYLDja/VEx4C4rgtBWhowgVoaMIo6Vxh6ZxZ6XxnF1423hObeuXignTpWkrQkcRKkJHEUZ0iTafsGt+YZlSMeHITlsROopQETqKMKJL9Bd+YRkmHIVpK0JHESpCRxECUacIHUXY4SL8458P+8A72+KEz1VbELC8HPurK0UIALTjpTd6a2vVaq1crhZLlXyxnCmULueKqWwxmc4nLucXUtnYSnZuOTObTE8nLk8upMbnU/+JrYz+sDw8l/z+0tK5mcS304tnpha+mZz/93i8fyx+KvyeTqdOmGqY7cXFgZnE4Gzi7KXkd2HsseWR+Mpo+EAspMbCByVxeSqZnlnJXEplf1jNxcNHLVNIZArJXHElX1oNH9NiJVeuFirVUq1Wqa3Vwm+7NT8bFSEAKEJHEQIAitBRhACAInQUIQCgCB1FCAAoQkcRAgCK0FGEAIAi7OI5Nnn9EEY+VYSKEAAUYYSK8JkvllvMYctGoSIEABRht4pwcfCZawJx8oAiVIQAoAgjXYQ//VIRKkIAUISRfNZ4y+agIgQAFOHmfR2hZ40VIQAowsg+a9z798HZ+iRmvzimCBUhACjCSBbhS28cGKmPYmu+3FgRAgCKsPtF+Om/6pNwj1ARAoAi9HWEvo5QEQKAIozszyzxWmNFCACK0M819lPsFCEAKEJFqAgVIQAoQkWoCBUhAChCRagIFSEAKEJFqAgVIQAoQkWoCBUhAChCRagIFSEAKEJFqAgVIQAoQkWoCBUhAETIK/94THVF7YQPuiIEAEARAgCgCAEAUIQAAChCAAAUIQAAihAAAEUIAIAiBABAEQIAoAgBAFCEAAAoQgAAFCEAAIoQAABFCACAIgQAQBECAKAIAQBQhAAAKEIAABQhAACKEAAARQgAgCIEAEARAgCgCAEAUIQAAChCAAAUIQAAihAAAEUIAIAiBABAEQIAoAgBAFCEAAAoQgAAFCEAAIoQAABFCACAIgQAQBECAKAIAQBQhAAAKEIAABQhAACKEAAARQgAgCIEAEARAgCwcf8F5FW9LAOZ0YkAAAAASUVORK5CYII=)
Figure 20: Temporal entity A ends before or with the end of temporal entity B. Here A is longer than B
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAA1YAAABpCAIAAAC2+iXZAAALJklEQVR42u3d23OU9RnA8VypNyo3jrf+ATrjjQ5atN50xsv+A/VwY8cT2vGABQRnOp1qvUDGCyy0jnWcInRKERTFCi1QEMshHEIICYcsIYdlk81xN8nmQB+yMUVIzSZZkuzu5zPvODR9jS95n/3l+9vNoeoKAAAVpsqHAABAAgIAIAEBAJCAAABIQAAAJCBTeuyxK1VVV4/4AwDApFavHg+GOOLPElACAgASUAJKQABAAkpACQgASEAJKAEBAAkoASUgACABkYAAgAREAgIAEhAJCABIQCQgACABkYAAgAREAgIAEhAJCABIQAnogwEASEAJCAAgASUgACABJaAEBAAkoASUgACABJSAEhAAkIASUAICABJQAkpAAEACIgEBAAmIBAQAJCASEACQgEhAAEACIgEBAAnIZNasuXoL77ln/HbGH+J//u53V/r7fWwAgHFPPfW/+Lv2ePzxojSDBJxz1dVXFi36wb287bYrX37pAwMATFGBReo/CbgAKlD/AQCFVGDx+k8CzncF6j8AoJAKLGr/ScD5rkD9BwBMac2aon/PgAQEAG6iJ1Z+tPgXv3fM4xG3YHoJ6J4twBsGAKUlPqMNjYxmc6M9AyMdmZFk7/Cl7uHG9FBD+9DpZO5Ea+5o8+B/Lg7ubxzYc37gm4b+nWf6Pz+d3VqT/euJzMbqzMdH+jYc7H7ni8bXPjpSURnwp/1tW05lPqvNflGX/ao++4+z/f8817/3wsCBxMDBpoHDlwarWwZPtuVqL+fOtOfOdQw1dg7FB7a1dzjVN5LOjnQPjGRyowNDo8MjV2/B9BJwuvfsqzP922uzf6/Jbj6R+Ut15s9H+v5woPO3n5391R+/q6h79rexG/Z5XfbLsRu2e+yG7S/SDQMACSgBJaAEBAAJKAEloAQEAAkoASWgBAQACSgBJaAEBAAJKAEloAQEAAkoAcsoAT/8uGX875LY9qEEBAAJWCo5IQFncaz4NjHxl2n59gkJCAASsERyQgLO/Hjr8FiwH64fu3MdH6+QgAAgAUsjJyTgjI9te8dv1fjzt3P25K0ErFjr1q1Lp9OjY0ZGRka/5yODMaOSB6/EE3DeckICzvRYVz/xhO0T2zrm8slbCVixduzYsWjRolWrVqVSqVwuNzQ0NDw8PLFW+vhgzKjMwSvtBJy/nJCAs3vaNp/q46/iz9GTtxKwMuXXwSeffLKqqurOO+9cvnx5c3NzNpsdHByMtdJnaIwZFTt4JZ2A85gTEnCWT9v+4Ht55ubJ2zlLwNHZKfAxP+Pzb4aFfM2xCMaeOJlM3n333VVjYqF8/fXXE4lEX1/fwMBAiX6GNmbGzOAZvFkOXikn4HzmhAScxdO2N5qTJ2/nIAEfG/PT6Vu6dOmUz95XV1dPvP+XXnppeEyB598MJXTNjz766COPPLJkyZKqa9xxxx2vvvrqhQsXrlsoF/7nYGNmzAyewSvK4JVwAs5rTkjAmT9tO6m968ohAVevXr1q1ao333xz5cqVK1asWF6wDz74IJPJ9Pf3X/vs/XXvPB7ME+9/w4YN/WMKPH9aF1Nm1/zrMcuWLYsF8a677qr6oVgoX3nllcbGxvi7xIXFCr7wPz0bM2Nm8AxeUQavdBNwfnNCAs74advrbs/4G68c3lbqCRgPrYk9WWzIfjLm4cI888wzqVQqnU739vbmd2w3Lh9Hjx6d2PA9++yzcXJnZ2eB5+ev5+GiKq1rfuihhxYvXnz77bdX3eDBBx/89NNPL1++3NPTExe2wD89GzNjZvAMXrEGr2QTcJ5zQgJO+xj/hp0r9W9N3vLXv70UEzC2d7G3e+ONN2JD9vLLLy8d82IB3nnnndggXrp0qb29va+vL7Zr120i48/nz5+PvWNs+2LDt3bt2ubm5paWlgLPj41g/npeLJ7SuuYXXnjhueeeu+WWW65dHO+777533313//79x48fj/90rJKxfN94YQvtM7ExM2YGz+AVZfBKNAHnPSck4Eyftr0xz79/Rf9mP3k7BwkYO79MJhNLwMWLF+vr60+dOnXixInjU4lzTp48efr06XiUtra2dnd337hXy3/Zby6Xi8dwPJITiUSc3NjY2NbWNuX5yWQyzqyrq6upqSnkegpRctd87NixWBAnFsd777139erVmzdv3rp169dff33gwIG4WbHcd3V1LfBnaIyZMTN4Bq9Yg1eiCTjvOSEBS++Y4wQ8c+ZMPLzzD84fl19xamtrz507F5vIST895JeP2MBNLDdxcmxSY3ma8vxYbuLMWG5iUSvkegpRctccu+384nj//fe//fbbW7Zs2bRpUxkkoDEzZgbP4M148Er/dwTPzyEBJeDkS2Q2m+3s7IxVIB7hDQ0NsVDWTSXOiS11LB9NTU2pVGrSF4kmdpCxBHd0dMSqFCc3NzcXeH48+GOHGv+VQq6nEKV1zTt27Lj11lsfeOCB9evX79u3b+fOndu3b4/FMf4Z62PJvRBszIyZwTN4RRk8CSgBJWDREjC/yevr64tVMh5vsVDGutA8lZYxbW1tsb3u7u7u7++f9EuJ4y2xe4s9XDyM0+l0nBz/7OnpKeT8WHFi31ng9RSitK75+eefjz1xLOixFT506NCePXt27dq1e/fuWC4PHz4ce/3GxsYS+nYQY2bMDJ7BK8rgSUAJKAGL9kNh8o/w2OfFEhALZTzOewoWJ8fu8Ed+gFN+CY7/N1bh2IvHyfHPws+P6+kptpK45ljBu7q6YsGN1Ta2wjU1NUeOHImVsbq6OhbH/As38SmthH5ahzEzZgbP4BVl8CSgBJSAxfztIBM/rj0e57lpuvYnkf6/d37t+y/w/JldTNlccyx8sSjHahsb9FgNY0Pc0NAQO+ZEIhG7/HhjKf7MXmNmzAyewZv94ElACSgBb+IviBsp2Nz8MqKRoiqVa44Fd+IFrFQqlUwm29vbY+tcNr8gzpgZM4Nn8GYweBJQAkrAIicgC/N5i4kXX0Lhv0YdjBnlOngSUAJKQAlYKatk/sWXKX/1JxgzKmHwJKAElIASsCJWyYmXXQp/vQaMGWU8eBJQAkpACQhAxZGAElACSkCAsrV249PL3l/icMzN8dp7Py+8TH72y7XTS8D4Fyoq3RbaMekNA2Bhis/KV38Sy8hgbqh/INebHezODKR7s6nuTFtnX3O692J7z4XL3WfbuupbO083p2ua2o8nUkcbLx86nzx4tnV/fcveM83/qm365mTiq2Pntx9u2HKwbtP+U59onTI4TjTuqG3aFfc37nJD67/PtR24kPwubn0MQFP7seaOky3pU62ddcmu+lT3uZiTjt5Euu9SV6alJ5vs7U/1DaSzg10xVINDmdzwwPBIbnR0JN7tLCe2yoMWACSgQwICABLQIQEBAAnokIAAgAR0SEAAkIAS0CEBAUACSkCHBAQACSgB88d7hxI3fPz2bZSAEhAAJGAZJ+DGs5N+CBO7N0pACQgAErC8E7Djk/fyb9m5L/8xTB56WgJKQACQgJWRgO//pkYCSkAAkIAV+SygF4IlIABIwMr6WsCy7T8JCAASUAL+yLeDeCFYAgKABKygrwWciMLy/NEwEhAAJKAEnCQBl238JHn1TeX5crAEBAAJKAE9CygBAUAC+lrA7/laQAkIABKwon5BnO8IloAAIAHLOgEr7ZCAACABJaAElIAAIAEloASUgAAgASWgBJSAACABHRJQAgKABHRIQAkIABLQIQElIABIQIcElIAAIAEdElACAoAEdEhAAGC23lr/uNZxzNkR8yYBAQCQgAAASEAAACQgAIAEBABAAgIAIAEBACgf/wUdpmyrwhUEEQAAAABJRU5ErkJggg==)
Figure 21: Temporal entity A ends before or with the end of temporal entity B. Here A is shorter than B