import java.io.PrintWriter
import scala.collection.mutable.*
import scala.io.StdIn.*
import scala.util.chaining.*
import scala.math.*
import scala.reflect.ClassTag
import scala.util.*
import scala.annotation.tailrec
import scala.collection.mutable


@main def main =
  val Array(height, width) = readLine.split(' ').map(_.toInt)
  val state = Array.fill(height){readLine}
  var result = 0
  for j <- 0 until width do
    var rest = 0
    for i <- height - 1 to 0 by -1 do
      rest = ((rest << 1) + (if state(i)(j) == 'o' then 1 else 0)) % 3
    result ^= rest
  println{
    if result == 0 then "Second"
    else "First"
  }