[ [ BeginEnv "inductive" , Label "fin" , Word "define" , BeginEnv "math" , Command "fin" , InvisibleBraceL , Variable "A" , InvisibleBraceR , Command "subseteq" , Command "cumul" , InvisibleBraceL , Variable "A" , InvisibleBraceR , EndEnv "math" , Word "inductively" , Word "as" , Word "follows" , Symbol "." , BeginEnv "enumerate" , Command "item" , BeginEnv "math" , Variable "A" , Command "in" , Command "fin" , InvisibleBraceL , Variable "A" , InvisibleBraceR , EndEnv "math" , Symbol "." , EndEnv "enumerate" , EndEnv "inductive" ] ]