segmentation: r2 picnic
rank.candidate: r2 picn ic r2p ic nic r2pic ni c r 2pic nic r2 picni c r2pi c nic r2picn ic r 2pi c nic r2pi cnic r2 pi c nic r2p icnic r2 pic nic r2picnic r2 picnic r 2p icnic r 2picn ic r 2picni c r 2picnic r2picni c r2pic nic