CINXE.COM

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "acrpnet.org",cType: 'managed',cRay: '921474b2188afdfd',cH: 'kvcyvjB4JKKiJ6a4wTFkXyR1zkH2KMYX5Rw_dmmdvwE-1742130260-1.2.1.1-n1SULiI9YCOrssd4wXJAaX5Vr7zfOTOQh6Ak73HqI0sFnEjLjgsC67Yi3gqOfa.G',cUPMDTk: "\/2020\/12\/page\/2?__cf_chl_tk=7MN6vTEpYTbMTvGCpZzLLWVKBVV9.zeRHnvdME0nDDY-1742130260-1.0.1.1-R9kk5cjRNAiqqw4RQ81ei7R3.78ldVEaN2Ec_ifCsYI",cFPWv: 'g',cITimeS: '1742130260',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/2020\/12\/page\/2?__cf_chl_f_tk=7MN6vTEpYTbMTvGCpZzLLWVKBVV9.zeRHnvdME0nDDY-1742130260-1.0.1.1-R9kk5cjRNAiqqw4RQ81ei7R3.78ldVEaN2Ec_ifCsYI",md: "YwMGM0Bl.SWj7xRc6HufYjzxDdysDVP3ErvNk4Y5j34-1742130260-1.2.1.1-B.qUwWLKKmEYXvGd3KZychdk7XOYuWoszoiz9P79Y2S5q6KTAi2MNv6Kf0JpUONA5QUfWetSxCzmhPMtF6sZpV9tC6EHe52gQNp4j6rMITDh23wr6nJycZXf9s_wyk7eSu9q6EiyojDxIEjsRXQV.NUOfIy0Vdy761ZS3mmWaoP4oiQ16ZNxRDrv1l9OIo01aCfPWyInSzbmEIGsFYU6vhPXwQt5F5Qyl4cPXNLvx4xWd2dTyR.WpO71GlQTEwGD40kOaYbC4wq661vKTZHjNcwpI4eCChIkGR2kXLikI9Qr3F97p1T_alIQU8kvjXKClWTo_xBNNu1c1HUFpa_xKw3h2dpmQsvQWk1IkKu..msOg6f3J8hl7GXFdbOUmnzFc9yB5EkijyoXBfWeAcG1_O2rZUcJxn2AN7tcRnMw2lTaxCgVCUx.ighu05cyxklohI3OHBZ0mRGND3LIKRaRs7LUZ3IAn3gx1rlgTRq0xF2GDKVRJAe5.YbaJvOD6x8DICksLaFQxVL_vdMQRkuGh8V.wraNbkrB1pNLaVzxKHAFFf1IQxJLeRjdD.TUTn7AUqtuSICHh1_3hN7Jp.4yoH2qQ.2j0jsUMdV7Vue30d9ozA0CgEyVISkTFJw3IoX0o4rP18onitpdPfV0WMa.NECd55FeOptLSh0KqnZLneNLeX9ggAsHdwrq9eIN2ATUO7NRky697m_YcORdtIlwi2mDeBQ41_.GmMGaYtuA8eXnW42Bp2VOHD0KTFT06hUj.fOBNc4ykslslIPlxIDXhZss1TxZKs94GHKfW_ag.IKufhcO0nJpyp_fnu6DeozIJDV7iYJ0RiHFpG8MC.hGfgctQJtRykOG93CPfp557NOv7NVaW_6drnUEI4f29OG01Cc0Lt33TIdBNgPHKdtaDnZXzXHR6ucjjvYriCX5o.Sdb9L4ewreGNiRTEZlyeYBzn_5X.AHiarBFbO_OO6SAa2hV.fyXjiajqRNKB47dDuqQUgHH8H6pzDAp9fsLuUDpZrP_L4257UVYf3ZpFdiu1mt_YiIRzi4BsGodeafpCuj3som3eE3ZTeh_WSZU1zPov1hs7ds7wQAky6YzDuI7uIO3Ur2SWqPp6Z728szL3aN0a8D2oxXjfpljSBMsA_L8o1DU8MUb_M7nC8ZkoKXkaHEHU7GmW7ZzfmJYh5BKpfBasvqUibKZU3ftGi_bRB2amZkLLDu_Rndyi09RDx49U2oFrf6muzxyP8IhA1CDUJqcOcD6ozrpmF432PQevgv",mdrd: "LTamhiLI6koXlbjcVNtIqzPiYuopZ.nv.kl1mCJbTuU-1742130260-1.2.1.1-RTsjOLULtUTvUZcoTo.Vw51XvqxEJZExZVhNGZJ24rO8c1yelS_psmo9g_MCNZkJo6sK8Q_Yn55frgLSn9xijDNezmUkjnU1mFRIzY3lPke6XhNs4QsyPxbDYwHBeZfiY6fc8NVrQrEiRsjGLfI4YAVMVaj_JC9Z6guhYRd83V1e6KT_c9vcz6nTemW9eNvkRPOClxqLAweUiXoYa7nRFZqooPMpfAUb6nCbAiF9rmyzhgYa0u7YG1Soq_IEKqoBMNxrAR8lw0k5MJmtNrQc1PbjbuNnPJ1spqIOSAR.y78ECwGTEOHZjYt5wgfoZeW9O0t17nJ9WNsncK5kuBqKh9sI5hzAtSY8m_mVr0lBgFhuna4FRNoMy2kVcre.tkzYzwsr3XUCZ25iZIUDHup6W8A6goB186CeP2rhHOoxeP1mBOfyg_fUON4hcnUliXvhTkKpWZUfbc7SM2MYVjnbfdpImwzUH6m6Pi7er9wr2fCW76ANMo1K46ZETdB6Juk4po8OEoo0OAImkZwkH22zVxDC9nHngLBWm_U2Ikc06RNRHMH6xi84tiOw7lz9PTyV2XApao2E5y_QNlhrQQNk7F3QbuDLk3NDQG4howyGApHLhUD1f8AA3dK3iNBquosV96Ue.yDh41ZS19h1rDA2CFsqOxjwzpDciRXUqCpmc9DZXP02Ep_2WGrLz0Saw7LNcwFLud458KQQFruVTtnbdC5zxOsEjhPpXB4wfepxvTYuw.ywdb2HFfneT70ESo5p7wHT0OXqC0dCvancYvMF33CZVUHWHB7deG9dpKsy4zc7Mdzg8gSMcBKsbyrJag55ooryfb.6GxdMZBpA_Kf8lW9zJ9LiX9SPC4Rvz9CAIKF8Q8uTxiJjLXwooU9BvmkxdniWiD2ecV60CLekVqUnZBMHZbyJL17ZWcqSSZr.UBfIOC1GfU_rj_C3BTiz4cMUu9qsOkv804fH5MAGtR59cesiT4L6YWrNzQ.PEvRWAS_O9TRoim_sMrD8zwzXzwkfG9GYsRsI5W._0exa_vOl.F7kujk9BSJzTM8zuCnrdZ9R4Tkw3Pq1iOG58aiUmOYXYUuOSbuV9bap.33NfQi4ygolo9ypJ_LM6j7IQZEcj7zQQIQXmodN9a1nlTCo1Ln7TNe02yGML6G_g._1pLTxhbsSJ.eKZ8NqFUVqS9xMafg_3JtneqVr4znDoN1pCbKkTmtXPTDjxbtks7NcS1dqJUdK9m9Hk.WsdVaM9FCzsia46pG0Xog9o7LGDvaQXUHTc0svLdxTJ_HANTHwKOPanMw.MOgDCD5do2bh2Gka0dN3yyUN2HKMdUXigbgoXULibXN69MHPnwXYWszGM29FBu6rR6y7RIJTuOIzabf4xecNwb91KaTQo7gIHU0HwO0QFJB1SnKDdx1181kLKrmce68X9cToB5vYHy3i09i5Js4P97WrbKJht7pQiSlEVMxLNRHXd4bbyn_3S36BieeAXP0n9DxEWpLqirpnX52PKzAkJ07nzibrUWUWDImEuF9OpfEhmvYCqbdkEWDhcqWeuLhEM3YUNNmwDsBCkUS_PpPmiJ9mGEQoum8DwXmK4OMSWHjb2JBti7jJpFvA9xFag2s85_O0SbRqFInMBv88yvbKvztau5aZHIkuVfwU3k50xMqQlJR7w6.BFwGV_AVWjJX3ZQOxGRsif7DT1ht0ZQNYs_3BIzuQUbVvovdwuQ4k4cq_fwYNdasIS67tCb2vvnKDBglKp1_wHJuYsjqhNxttSs0gTVE2rGLkdDXORHwQhqfIOyGIC5C0sHYiR43s8iaqmjT4ZfqqkeMdWliy3thfGwpKumGq.pnoyOohp7vrGXYICkr.jpn76UzUNBUSY9gav8Gu8B571HqasGEPysSmD1P8aF3HAveS5DFEJqo6YU3W81Yq9djTML9D9_W6rEMfks1iMjb4qEqiuUR8GYT_4zrI6tcC8QehlyVRLjmYlPdO_Jd_bxFlwWk3.1.XD7.lTLHy1ShqJYq_bBX_TF5AluVFqi94h.4XbpiJ8tj2GoCrk7HfzqbvGyfqi7Rmew"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=921474b2188afdfd';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/2020\/12\/page\/2?__cf_chl_rt_tk=7MN6vTEpYTbMTvGCpZzLLWVKBVV9.zeRHnvdME0nDDY-1742130260-1.0.1.1-R9kk5cjRNAiqqw4RQ81ei7R3.78ldVEaN2Ec_ifCsYI" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>