From WBITT's Cooker!
[root@lnxlan215 cdimages]# grep -A 65 "<id>core</id>" comps.xml-5.6-i386-nolang | grep packagereq | grep -v "optional" | cut -d ">" -f 2 | cut -d "<" -f 1 | tr '\n' ' '
SysVinit authconfig basesystem bash centos-release coreutils cpio dhclient \
dhcpv6-client e2fsprogs ed elilo redhat-logos centos-release-notes \
ecryptfs-utils file filesystem glibc gnu-efi grub hdparm initscripts \
iproute iprutils iputils kbd kudzu libgcc libtermcap libhugetlbfs \
mkinitrd openssh-clients openssh-server passwd policycoreutils \
ppc64-utils prelink procps readline rootfiles rpm \
s390utils selinux-policy-targeted setools setserial setup shadow-utils \
sysfsutils sysklogd termcap udftools util-linux vim-minimal yaboot yum
