[ts]-[ts]-[td] f t s t s [td] f [td]-[ts]- [rs]-[rs]-[rd] f r s r s [rd] f [rd]-[rs]- [es]-[es]-[ed] f e s e s [ed] f [ed]-[es]- [rs]-[rs]-[rd] f r s r s [rd] f [rd]-[rs]- [ts]-[ts]-[td] f t s t s [td] f [td]-[ts]- [rs]-[rs]-[rd] f r s r s [rd] f [rd]-[rs]- [es]-[es]-[ed] f e s e s [ed] f [ed]-[es]- [rs]-[rs]-[rd] f r s r s [rd] f [rd]-[rs]- [tf] d [tf] d [tf] d [tf] s t-t-t-t- [rf] d [rf] d [rf] d [rf] s r-r-r-r- [ef] d [ef] d [ef] d [ef] s e-e-e-e- [rf] d [rf] d [rf] d [rf] s r-r-r-r- [tf] d [tf] d [tf] d [tf] s t-t-t-t- [rf] d [rf] d [rf] d [rf] s r-r-r-r- [ef] d [ef] d [ef] d [ef] s e-e-e-e- [rf] d [rf] d [rf] d [rf] s r-r-r-r- [ts]-[ts]-[td] f t s t s [td] f [td]-[ts]- [rs]-[rs]-[rd] f r s r s [rd] f [rd]-[rs]- [es]-[es]-[ed] f e s e s [ed] f [ed]-[es]- [rs]-[rs]-[rd] f r s r s [rd] f [rd]-[rs]- [ts]-[ts]-[td] f t s t s [td] f [td]-[ts]- [rs]-[rs]-[rd] f r s r s [rd] f [rd]-[rs]- [es]-[es]-[ed] f e s e s [ed] f [ed]-[es]- [rs]-[rs]-[rd] f r s r s [rd] f [rd]-[rs]- [ts]