JFIFcopyright 1991 philg@mit.eduC    $.' ",#(7),01444'9=82<.342C  2!!22222222222222222222222222222222222222222222222222> !1A"Qa2qB#3Rr$%6b3!12AQ"aq3B ?𘩑W%oO#}Mh)須}B4QQ3}q(}+uĢHD$HOW\dM0EYjy7y,{IUk3TLE6ro4 g/邶V]o 5 #UAy5ERUV[ Yh}Hفr\Η34YIdn$Zj1݈J93ijSDmK{asre9~Bj !`Qu*bY,MXNhh 9D--bMF'EY j(姊IJy7e AJ`l $67X5Rlp$<]Bb#+V]j\L&׶.Dc6[]iG OZ5m·z<~Y?!:MHg%&ἰN{%%/:)4N3J5i㏴ ^t)#E*ZXȡI;$׏r= d]%:T4$8WVޘi]$0^y7~*!u>ƌ~xO7$3598NG3amgHb`@sɩQTE7 1}|Y4D1% eGf/CKH_[6wmN-j{_N$Fmi*1<,ME=|] Uj5P׶'G_G3zU#-I$0Sb~䤸esE٦4L9w տ|fJX?u|K3cbE#烃k,5صjweBkL]i3KS>΢^jUNB`6Ζ)˟Wc4L&q+]tڝV>nZfu[Q{4SAV|\&m3èr-khEƌjed(s6_{8|; VD-O[5D:TIoE_!aF!g-Bo8ڲdFPfocp4ҩ$(xPZTbg#)Lα)LD ].SVƬV2RT4M*X@* TL#/M4eA2X_ qDr-".➛؞%?.'yHdZ=([K;*x[harDz[}1\ \5xhaIC JoR<>YPx2dsrI:E-u])rkWwКK|V&vkO$RUU h#6HGM7+w<2}*Z\ƅabm9q0MO7≅GT> 8Aweus49u2{˗yb{X @"݁g׈ >XeBq7$XBeɽEXTy#| VFEt$2y&6 t?#¬4:QթM=af*eO.kg_VV+@*i*v"q.MRkjC 㼲a-y<\Hؐ6ke B[a#dm3EC:E)iT̒[ETuqZI~AE-,)+D`I5|u|^=.v¥OaˣץWf|8d Qp|醼iy֔Q95m`龎c6ŧ Zy"iiQ.L:z9KWDRʼn5+9+d?E|2ѩ+3y౨ c`O$BV59B`}|,xSf4չT0)Vy%8&m>|ZxqbD, E?c=l$iwR~pg]YEfk)< neESB1EZ> p6<;-UEդn1 dOa*Ƚ* G!v*/4:vnH*:qߦ Pi̞sCQ_ ҞA1ed+Ͷ6Mpu bnQ$`QI9=eS}"׶oUg3Cw\¦^{m|&vtN;O\[Ի U>x&h KWxtX [A8 Oy=vX63Gxgħ7H6*:iJ(x;IK3ӸR.s >xO(;hጓYe%~b4za~Qc%A0< 5倚M=CήVI!# 'f X{RTUFJ:\uƙU?ˎ dXUUd}ߎ+ceJ,NjU]2p<. 47'yrKfӓim}yd1V#~Fy#RH6Q#l-[{QEΠZrIT KRATI/3cM|}˚PO:G*i 11:VmxEwBd+K3cAirjs$YܾA^0xoDJiڡbU'ᯱ냕j(44!j0(i lJQR&ZfƦUA($4* He9zTv!Ǹ$JlGKf I a}ƕYdfaa Y[#Ч٬Ẹi57.űfJ(&FRGrqD%## v}1ND:tR΂d]J}Gq!ʧU^C\n% HcҼ#]Emԓ.z6|TU9iu.zF-r:c,ێ 1xvk^s;=IrƦf#=ԝ]YEIXbjXՀv`B[k[aCE(bFMWpjTUX''R7iʟ*s j4 TZ:8;]H(R_F fb4]fׅ8w-j:iHl;,+&1SRDJ\ aySY)Jp$`#';6~UBh}O#鋗-\?%^7YF-c )&FV(|.׾w Et]j>]̣YZ1US}(G5'}S3Da j @l,FIiڟ fYI}3E:3$zoD8]>ϕeV_jziV<ȦBXX/hS(KkxAzbl88ꂼ%{lA[:1QS3Mb_mca/=-"͕`w襯H$5(N@ ko,q<Ƨ.X~N6|| ꦊXhJ"8;躳Hز>\$}ON8z# ٞk[ZQD1&F}Wbl};ߠL#$ OEE=LH>́{W5>TϚϛH=C#89, bI6*ZJ(欯1WPQC#JΗc%` |ٵMe8*sl-r&:줰n<=-1nSQ$ƕ!*R.[:v {nlGiDFTu0]o;`'.Hy>Y49l"QbP9Kj-2RzUe9=$tsYRǥA;Xɏ,.WL~lXjG}RO3gq43) 7UP*6",2b'ތ]Bg)IOmKm$5`W*fl5NY FUi5\ǵ\t8)K"ifW5srAIo玆/zÊ/&OM.j)+V/,LRD&t7_c_)pmhR5;0Y[;o*-rqWrJ> Rp#-E4UPE:%PC_VYZx8ks_t%2qTG:a"_rRor9R={&cK =Hl&s3L+ Vfij^X"#cdvpYX b6[K28rs:\NPB !탄R;Ж)&7'+objiIFj)j85*صr=q=*|Ky fhݗ8s`; m4U|҈"1XH|ya~J>k?Ⱦ`_xo͗]u%@Xnwtjm^=^y{]$z;p$STD8y}w_%Jxc1*Gl)'Q/eZ$ K1 '_p-<.R%L(4V76X`hfew6 jcfla؏(< f[W <,0Lw<5]Wr[7j vUEYT DxՅʹ l]8 NdtYIyB("43Tƥ'-ʂG!6"ts t[ckaޤ)AC":iX0*ђEqCcL=발+ROD#J5X(ɰ3jm- w'c|=eIҬBYg]@&M0Mɒ8_1QK4ɯC(/7^Nl1m|'vtKP[WbŦ-EE Dl-^^_nnM4@ Oe=N_%slT Y%:7cmMn+ӣ]"Bp a}6OU%tYL2קX楈Hx~'ˮ}pKQ$:&ǧk(HD>!k{lhϴ`f@ItӏkF#w\ t6}12nlNG1b(@9i-g׽ai9:;KU#jV{+3!K e(XmoG[aN%Hә-{KeBv# kqvU Jz Whm=' 8]x)r 4%$,I$M>g7#A Cié>1[sD*5 |obp*nʖH/Ji2C]8$F;moa前}Ty>@(R&ji奩eM%լc ]M?VFw6q^EU,5cmp0P*3a0b50=4x1q0TUD$"oq874SWҗ IU Pm=//Y!8e#NXz7|)k⬮DYZԤ_)l_oBES掑"UE qtW6tqROPSSMZRf7 lAPb5QɃ.98N4™oQT$jV׹@ aSdtZ i ޞ@%Y7}cq*.JXdKغ7<1G݆G/K˽Y>-_įI6tn:V"MFJ%/Ǚ00@IMdxz늊ٙ,;*[AFRT/,ʈGʿLK!I世CCq,Et_(j/h22x$MV, %.pM`@CFM=! Dh X͏Ј>F}{ !<Lfцq"F.xc%L/>3\)t\pꏩloa⵮On Bz-k`=V