(;FF[4]GM[1]CA[UTF-8]AP[besogo:0.0.2-alpha]SZ[19]ST[0]
AB[ar][bq][cr][dr][eq][er][es]AW[bp][bs][co][cp][cq][do][dq][ds][ep][fp][fq][fr][fs]
C[What's the best move for W here?]
(;W[cs]LB[as:3][br:1][cs:4]
C[Good! B doesn't have a threat here! (After 1, W can tenuki and if 3 then 4)RIGHT])
(;W[br]LB[cs:1]
C[Now B can play at 1 as a threat, forcing W to respond!]))