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: "www.upf.edu",cType: 'interactive',cRay: '92af5341af11ce85',cH: 'dR7clTwLO2h1A8QGk.1AQtxy7CFSHZxQIR9Hz7V7sqE-1743754183-1.2.1.1-8sJFQ_Ynt6RCzizjFcE9DbbkB9R3sOwTyktrnYiaOGF_NZ_B4JktqzpFMHZNu8fd',cUPMDTk: "\/web\/mtg\/irmas?__cf_chl_tk=h7xpK6nxGDjT8FSEACQYT3y7yhXuC0WCeJmpHZnvAs0-1743754183-1.0.1.1-G5.HiEMMWCNI0zkYmIf136s1hmsLe5RJg9jdwFr82sM",cFPWv: 'g',cITimeS: '1743754183',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/web\/mtg\/irmas?__cf_chl_f_tk=h7xpK6nxGDjT8FSEACQYT3y7yhXuC0WCeJmpHZnvAs0-1743754183-1.0.1.1-G5.HiEMMWCNI0zkYmIf136s1hmsLe5RJg9jdwFr82sM",md: "SGQfU0CpAPPeGJF.BsP2UYmHkLvFlpNcRMvmuv1Ue.w-1743754183-1.2.1.1-5iZ7XbtNwUs9H9sNE1mXi_aoym9LbBqQgheUqQVYyVYaRskzc3BunMEkOnjSSqKom5A9cX0W5j2vLktx0kS5TrCHo0tat4khBMmqFRGvXiEtn528zT0zSKNPdk5ZQCR.S6gSElkakzEduJ6SX0TDQ6sZZgEx0A_3qhRyAh01sZtzAg2iz2g6tz2NeOy5QOloJNhyUB8jBPui0iDiSejuBX.ybYKb0D2FkD17BlgiZI155tdltb1CJ9EdJlUSGSQwqdTaEd9r2CRdj57xWHR5ScH4kZd3Jm600U6A5.JmZtAbBxZa3kJFivfz_.6PgRVaXUTXs9yqFbtSEz3MzHdfbdtuH6r.zZKRT2G15WhdieysjMHPLu6NH7mTCPwvmKOzr2Rk0nfwUZp6f9NtzThpCPXGPfoTnkuRUI.QzoQdwnUqjHLdo8DFciCwa.4W1REJUqRtzDfipFLpuqLO4C6b3jeSRAsWfapAz_mbi0wL1zXu0rFJVbmy2KGq9xyWjiaUP6WpF8aDYKA950.QXFXpgIgj2MeA8gTq4HSWBexVi3aYOk0brZ29EVJbraiAUiIDAN1AG1X42MfmI84Axk.x9qPBX2Iec64jhppjppw_nTHl68kUZ7KEf4Jc_CBTFRbP3FUmClg679w8XyQ3OuV_t09mwL_OcmLzYzE4ejgM8HXfTfPsP9JIs6rWZwFlULSuZH182FTKdk0d8kvTEabKSS5rImMsPnBrcCjfeHrrvAbgR0LZy1hp9bE3SY29Stv4KwO1.qvUZmmazoGDZr6uVzg9cZg6Af4nD5TVULBxjwHnYO0qtmaRnzJUEVQW6NOTHIwKr7.kgAMNTEkMeB_q1E3vb5RU3niirCWNREJiTXz8qYF7QxgySC84F_BKvzCQxVRrEUg.CvZt6bQuDdEtabTGGVDk.oc85WcPQ6WDj0aJj9HhytXWcS0E97X7VTmz_ok5ErrJ_CoQ18ruZ8uIch2gMmUngBieUWjgHecB5VNKsIdubeqzrCDUgBfUsBxoTamFqfvu.ZaFroLRxX.6EmB9zVuIArly0SKrX6Rfrqv7hoi14uCV61feKYAKFZrvRU8cLREhadcLEjomN0Kosg",mdrd: "nlD0UKldqjEhu2oiArnIIxh.IcXNdRB7RNK7I7QKFGY-1743754183-1.2.1.1-sWlESfZA2kJS6UdUdiErNtCwtb84qKAwvNskPKydmn7csWRQi852wZf_ftlTpLedxu43CXVI5Thd2ltoTmZgYrxBd76SQywW_yfZldM_5bKSCkJbe7Wb2Ad1s7z2FmFmUQPyExMFGdzmceY61uPc6VQLBh59x0rPavfLF8zZSLCwVvDIqln1vbFLK5iDwRjH_qzICc1FPwFZoDwsI5aGX9Sb5YgyEwH9gBIL6_8.alOfmF4PGQa4Le08Y6AGy0FxjDIYgqlTY2wKg8nB2dHWyvThH0kaSmISdU_uKqB6Yxtt7IXK8l89a8Bv5o1or4JY2HEJWYVMfqGRpMtfv9LV.Ge42Zs2R2no5hA1BdBKeEQ7zvKQNQsLi9rq4akzapG27NnqrGHJXokGXwvURYLreyGbWbL22uitx.6C.Znh5gw4zRdaMc2z4XhaSrO3RKac86GZ4aOqTg8iia43PnW6ZTnBrmOyX0ndcSIushTcE4IffFwOxNO3nbTEwQeMrnM3dbCleNOGZZa8rMskCVkbc6O0EvTE7KOMJVdhcswDIeTb1UafA0UTRcq28.hGRKUK3GbsgDJRAfZ53lrAZx4WIgtxty6f95Gnoi4_z3NhvMr4xKTeu7BUDzCLxhc36kJGV.LmXDVA1yF0f2Q066uG4aIVk8BoL8tb6yAIyRxHOfS_tS1bjV48Hv5TNAbas4GbZp9QuZOt2z9lVBoGsGaknklKOUW5ORXrNgjyM49omqF_2Up3nriEQnU3u_jFUgfLdoHsvu6eahxTzXyI7cM3Epu0SReGmGLNMYkadFOwsoqI.AjMNuj4n6.gePexDMGWzggcpqtxLWF7nw1J3Yf_DFhS4KCeItR1mwYDgbPxlQk6pSWdXQjm6VwIteDHRuDvwmXzpn6kIOWLfkHIu1bPVOgTYNbFWFcQgG6KtIhZ_5m.8._g6QWwiZB_UX_ngJkKFUV5LYjFfN0f9xfbbNzMUMg1NoV20nUdzWUhnmmwMxXBZGVZfREmi9ggbqAdACBcrAPO41ah8NFLiWtDomw6pKAmGz5DWCWnxUCihRkxtIPGm4CjuTk37kuxQivGILuxYtB27Z2H5YFCFUFWFSlTs3NbVPHOwIr8ZnZ4FmJmmAZmOboYdjCoQ01Yccwi1A30dP2htdWrk0Z97J5VdAZj794uZA4cIF8luLpwAsxF9CGLVSniBM6OapnipcZ1NO6ssWbR1QUoXSdSZf3YvpzGWBeH0gkYlaJiNoZsBC4cSvBB7r1TlEnalBsDLyJNZH4itS5GNmDCTcbrvu3H2gH89SEk5eNHEDdPAg4xqR2_d5ztUsfkUluNBLEDpKHbbJmKWgQv1HwOR5Pfg_3wwA9iGuINMXh4l3XqrdIVsFdHeOsW4y27_5lzaFOZ.E.9b2IAQyK1SHDi8OiRsyanIX9V1Cjx3HxNHLHeQ.LvsOwf2gnujqcvKknmdRydxboB38IdoF664tBmmB2JIatN3HG5ObBrrXiwSVD9um5YQkQODqzvS7s1oPplPsZ_dtKqAU2FYn3o_Z1f8dIHNGjk3yN9KZiAVEBjAgI0hV5fj4n4bIQGJzKyK9s.4idQz6aHnlgHUA5tiF9axhUmMn72LCnC8bmIfU4MAX2.MXLUihnJ8zo6O_ZuQ04UZYjgvsAspkdsBdhA4xh7okhcQXFHpy3ovDcXyy7V8janZQjSkh4Q1zhc5YYsTu0tPyaJeU5BD.W3xTZY75lVkCHlQdeL9CfhKK_mfSnqtvii1E.2XJt6JOwagisERoFqj3AEQa1AilT.OIK1r4n3iHXEE_rB.cLz.32WqUmA_zs7BhMXQ_9UYLvgJSASRWHEJvVo0jQZD8ho_W1tQJyYlqgsAAGmU9FNoK2juWVir6b96LgWTc1TyBXgxC.iqlTnuMaH_S95Zhcdc8oz83AFpbZUEBAH.HoGvdsf0y_BGWuIK7GFKkx.iISmC1CCBsKE5Z_0O7LFHMtYMGlJvzY5ML3kTQeBTqA1PH27KU_n_wvaImPGvwSfNDMracKjKemGPmRQYDiiLAf4tyUsXjcQ5EfBjqDyVrK6rw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=92af5341af11ce85';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, "\/web\/mtg\/irmas?__cf_chl_rt_tk=h7xpK6nxGDjT8FSEACQYT3y7yhXuC0WCeJmpHZnvAs0-1743754183-1.0.1.1-G5.HiEMMWCNI0zkYmIf136s1hmsLe5RJg9jdwFr82sM" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>