CINXE.COM

Just a moment...

<!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: "www.cpdl.org",cType: 'managed',cRay: '9139eb0c1ae2a08a',cH: 'S8pUAuE.3dKFTH7DlqZYvPPLMBiqyqONcAOsxcioJJQ-1739838727-1.2.1.1-s.2UGvFWUkwb0zb76mVm2T.NGkYiQL.wm82G7fyfNPVYX4jNuAnHm3RFaw_Oj3OS',cUPMDTk: "\/wiki\/index.php\/ChoralWiki:Privacy_policy?__cf_chl_tk=MURuznewkaNtiziF1g4LuEcmqL9f3MD045dmSuwn36I-1739838727-1.0.1.1-257fQgAPCqBb2JwmTk5U7E8guqvibCNnRF6G63RbNR0",cFPWv: 'g',cITimeS: '1739838727',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/wiki\/index.php\/ChoralWiki:Privacy_policy?__cf_chl_f_tk=MURuznewkaNtiziF1g4LuEcmqL9f3MD045dmSuwn36I-1739838727-1.0.1.1-257fQgAPCqBb2JwmTk5U7E8guqvibCNnRF6G63RbNR0",md: "YF9UB5Uj7v7MtLinm8zMqcn0MyRKgsFzcD7WDfyyA4M-1739838727-1.2.1.1-MNKiVoEARXPq8bTz3W7_WzHmQgNQMfpt_2NGrRtljPaon4ABLlVd3jvH98hq36doRN2yZ.pubeFcIMS7QxwHJraIn76z_iHwa9VXzo03V8fM0tredNR1udO663HvOa.KVk96DAAwcmTOD.lqmgOREWwf8HSg80btgV8s3gaK9NKIgHScy9N.K3YGsXmBFMBjL0rmR0mnqNvWmTIDUyhlr6ppVz.F0w7MMg8aLRRw.MoO7vrUTLA8SOSdOLurCsw6BOKpl0vM9Q5KXou2Eob3_FkEsgRYDuVBnXfLOC1ccMteTIU41.1kf63CbZqYtYQC5iI.ww4kQCuya.4xiCsIBxH9t4WANNSZfvE7hq_cpRbStZulYQzg3mXUYLo.5XOUdTm36urAuBCfCbmGPzvp.VFaiqHhtXLj0GlfDP2ds.yYX1f4K5VI2NPOjx_FcFWTz43yo25zU9FmgnVWofqpms6lOfFqdYAlgDFmfSI9GVeaDKFFk_HfnuprjcV6_I94Ji3xfdbQOiwyExE19b2zihwBNhAsShgKcjVbMHObEMH5EGhNiwESovhSXe7uHXoe0GeUQRiBTOADOR.WABre7ZtbBwx6uWhqDx4eGN0YP1zNcxrkmdzOA6rqYgMdbLzkSgSpgXVKHVV9_uU9OdETTOG9e1nXOqLDPPDPP2lXmKstlIuUVi3SpSoash0XAG4tdlhxT36Id.mjOCHc_vJCevrDHSd8p6b_mERkRUVY5CbwwL2lgwpzRrzeBNx_.3sggK1XHaq2GPDpGRaeDoTo32JAOtAzE4DmukTrSFDt3TeCVyA20.VjWNQYWq1.dsWZVklB8uli3Db.U4J4uDtq.BnFi4tBrp2lyDxVAlLCI8NONilbbiM6lM4uM1MD_IjmUoN4BFt_PQYCRdkK8oHV5s4IJSCdIxkfwrHvCUDyIXLygJFD05_8kWFELUGy9vLUTK3T50RYMOlLg5brkJ1V93vdyvWAeqcYD7HxccxUdmTv47pLyEtwTQHCOg9S9oGHFeSLhXmRqibjTuH9EJopf46sk869MhB04S3hOJXKCbmNEtTF8ys1v6dtGjsoWAA73WLjzH5HDZQaJ7hrEYSK16sjNOVI1h9_EYQAg49ixAa5A3sdALcAnZ1EO0tAAX8Ez64eABMEUxffLXO_QeD2cG1vC74eCZR8b5C76_HTD38LAGSdgfhpa0AHhXiJk.FNcKGuQDFwCg6H5GiN0Ls5iBaRAlgZ95_3NfMcF4PSxFiHWjEDyrh8j3v8zpNur_ZXw2ErLCQEEJv_jtg_SR2E7oYKAicjTglfbYHvreoJPvDnQ4DUbORqotCJKxS3dg84A8P5DMdxRCg6ayLfMTjR3WbNi05LvFXSCluq1F_iOm1MGb.vtp3Uk3fjvSGDrXaa38Xda4NW06698gXZkvkvCYBvRA9yZ6vJq_wNYRcAT1vIfMssPvCdKgAvJ2WNSBDWsGNiSjL4J1NVQoxCm1LTuLlSiScL1cOb_htum3y7eV1rBr4wYyAjxFONmKREqYg8uMsRBx8pfiTXJZIm12KncwtqZ3x_MHQ34ZPPdlwGXtRdTLILWY5fEeO7Pqp4GrO_Z.3tRjQ5.0VoHvOqEEJvxYLLAOHPwdZEL0p.KkNC7bTOQGBgoMaOUdqKYx2vPN700gfR5jf03eVdQ6G_2u5RZjhGCSrNeiD_qtGpaeC_YnZJ.Xa7mIUKC1h7Gmyft3uXh404scBp4orSUgjfkR1uViabS66ZA.ClpkpmTVsprbRVHmLBu2kOST2Jb4G8PloOwtHp1gi9q5evnwqR.4KUUxun8KrXIfRK6fIbxcRjh6aLyKnqG1DqAo1QOuawCfc3R7xCGF_LNDY4GKvUpTRsGFpkGEGxangAmHuT4V_G046VoaAXquQiZa0AYHWdBjaLlufMvMTkyUN6.RFBq7pkCdm6VB5dUKS5azJXfNqLMyHwdAPQQSwtaGDAWElb7FWLsnCGcspKnl7BshjyHSUChC_ulnmh2uC2UJAgBrf3r7O63lzG2I0DdbYvLL7fhoIt2JjKLrDz1pq8Ej1YcOkrJoxwBM_H4DRa4udXrbpsnnvNQXzvcJwm95AUWFEL4RDldGoFNvdiB7sPh6k8ynQbZyjJeWBrqwUbk_6nzHnpdHbRfSd6pS.ofbKcEO21vid6mjLNrbqfr3AawutfdAtYCgiazO.Wx2YX.PVzwemj18wCQ0DxmStSqSGt34ruUGAyfuie4BfbNoI3dsTRNnl5H3Knsv_buVZ_XH6lKcgMHfke7A6.RLrP8c6XfPJ5q3nXwJH_.4IXKPD2tEruvEOIInJhA98nRHJLSwDhFBGeJLCWrKpRLEAQCj6q3nDAwUTAY371vSgjXXLXVrOBBY7fL2awrftRApJlHuhHon4QBsiHnB4H13yq9LxC55futjyQdMTHF3zve6o8S_QvLzpy5sQA8y40mvX3FsEm3hz9hAc",mdrd: "HsmN820yh9HhH2pXSB9GX1lr9yQTgygzMcGZJgl_CXk-1739838727-1.2.1.1-_67lpZcnoayOqH8e.hsibWbqQr.cqT1qm8SjP_65c9YgubpJFQkm9lp5a0eSeUrqc2YgIv1NOpYKodBnPNk9cHLl_IEoDWJcoyDMLt_m2nYvlZgBg0fmDNp.eJ3rMws9gYJm81DodIVNDec2BQsC1RBjb3MkY2tOAKQMNSow4ggGAXzFPlDonVjklOdFM10vXGu7yNk8HHCcgMqwTiwJSqiqBuw5_WpquBflePR6QuVDIYh7S6T6BrbNqT3jJtI4wcEuBhBxYJXydkR.pMiMcJk3B3Th88JcYMPZZFvDKu_3duw.i0hH7cM10ah5X50soxlxFvmrbiapNtGOlCOaZTPLVwBizOhKgMZm2dGh_16WiApwI3719uGn29S4d2MijWGlphR5wioc73w41FA94smCbd8NXitg2dSkEeWVzV9I7EW3q9yV_Ie1i80ku08TwzadskblCWwaC0.z1b3Ug3eNpoie3N.4AMHAK_jtPYVQoLCcZp8l4CCuFqrIEFOU0Bb62yF8iRs5_MiKefMux1ZiPJuj8.A3VKDNC8IAK54M4Qz8O4EWi8bOYp_zeorn7LBqjEnoh.eeq7e8DHrzupSYt8_Z4zKSXTB_gh2ixPGqLabWU.OjGuKGdEN5k3pyVuvkyEmKBft92JlaHFll8iYquLz0X3xrMUU5y6jLQZqBMtIiirNc1hzpdG.XP8puB6hn81SMbqKNhBn.ablAtiudrOccPix4BzEcfEdG4HbZrJHSFzbIk.6h_Cpk3t2v4E9XjzXvzusneze14b93xzuSVKEs_Mltp5dy6DC2KRzkpoU7mrczeVSF9KKzyvOtRpUawR6nOoNfog3zWFqYqdIxqn8_JwNzF9wtgUs34V0MrtIkjuv9HV1k1QDyqm7z7ZWxNFoA8yGhXewCzY1GHFJz1a.GYWgxoPe2JiS5jDU8kSPdrjTisrnSfncm9LZdv_Sh.h.itkK1Y0oZ30AfqmD1.cB9JfqF8XnffUUEn9sW3GYzG27RA2udQ.HrMj7x1oRVVs2n0ihfU16M0DRsv5XsdR2.5bDwsdcB_fPVIdIGo9oMht2qBT_wIwD2RbdGO139b8CIMvRuCO7Cev87L0ZvoObz2KiU9eudr9sYa.xwUpIl4eu9lOhsrlDO_YZdk0gsPtGQ8herRXfVtFYYpPMYzJKzGlYv4_u9vQjxthAHOeHjZw6NgmPeZHjbYX_CGJFwHtmnUILOOi7bxKZcR2uycb3uNbIvtmxrYgyjiK9GNwJ3F.1RoXOjbASD76Cnedwcw5DzCilpaNU1xtxqJrzepvV3iwyjSFdMWYbIoCem6os4YZgvM1_f9LohoIKE7b9bncEuEGhB.SCQ.t.LqPIt55_KKmvdcKUajPpZuFtBJ0VnZI8a8yhrGSGQf_MoyE3zyfUAdrQDLE326HfUCIZbDq11VKo955C7f57ZSu2ZCvQExPIUxnSRIiUG4yZ2FPps5TlG8t2csR3.qEuw9TvAAMofVCcmtjxRiAr9gkIofsLq0vKcGNg9jctGr2DOmpTaI4uN3SFbQwsxYrgYzUIo_u7NEA55xWPei2lspbH2s2A.GcC72oM9c5T5EYCKfk2AWZxWXnhhA6OVouGXxQJZkzl1ZNK2jiBupfdVE46PWFFQ57POKEUkS.gFR0shv8IpGxd2CLIJNCt5JGuypi0EI9Hc.UtHH2OiPnxAB1w5dkWtfPJK7e3EUCZW1RMBkU4X5ea2qGpSm34xyKCTqA1ban9K3ewvgXbEVLz0pcjkQ1SIEietqYehXoJAx.oAYqxl_MAuUNQ.5XDUgSYa5_1IuSeZ7TAo5mp1LCO7QiFcM_XPIa0I0SnuR9LBtjK9LMN0CPT.hSglUknucuxeMDpSsBkzbNW7B.CNr865BRZmKQMwjLYA69Jq2vk4yj2pN5z2BEuryhReU_NAbtKr1kd2_a1ILtShldI1ReZWHJs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9139eb0c1ae2a08a';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, "\/wiki\/index.php\/ChoralWiki:Privacy_policy?__cf_chl_rt_tk=MURuznewkaNtiziF1g4LuEcmqL9f3MD045dmSuwn36I-1739838727-1.0.1.1-257fQgAPCqBb2JwmTk5U7E8guqvibCNnRF6G63RbNR0" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>