#include <iostream>
#include <string>
#include <ctype.h>
#include <stdlib.h>
using namespace std;

/*
  legend:
  f: free
  a: attacked
  P/p: pawn
  B/b: bishop
  N/n: knight
  R/r: rook
  Q/q: queen
  K/k: king
*/

void addrookattack(string board[8][8], int row, int col); 
void addbishopattack(string board[8][8], int row, int col); 
void addattack(string board[8][8], string piece, int row, int col);
void printboard(string board[8][8]);

int main(){
    string board[8][8];
    string fen;//="rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR";
    while(cin>>fen){
	int row=0, col=0, index=0;
	while(row<8){
	    int frees;
	    while(fen[index]!='/' && fen[index]<71){
		if(isdigit(fen[index])){
		    frees=fen[index]-'0'+col;
		    while(col<frees){board[row][col]="f"; col++; } 
		    index++;
		}
		else{
		    board[row][col]=fen[index]; 
		    col++;
		    index++;
		}
	    } 
	    row++;index++;col=0;
	}
	//for(row=0;row<8;row++){
	//cout<<endl;
	//for(col=0;col<8;col++)
	//cout<<board[row][col];
  
	row=col=0;
	while(row<8){
	    if(board[row][col]=="f" || board[row][col]=="a");
	    else addattack(board, board[row][col], row, col);
	    col++;
	    if(col>7) { row++;col=0; }
	}
	//    printboard(board);
	int counter=0;
	for(row=0;row<8;row++)
	    for(col=0;col<8;col++)
		if(board[row][col]=="f") counter++;
	cout<<counter<<endl;
    }
    return 0;
}

void addattack(string board[8][8], string piece, int row, int col){
  
    if(piece=="k" || piece=="K") {

	if(col+1<=7 && board[row][col+1]=="f") board[row][col+1]="a";
	if(col-1>=0 && board[row][col-1]=="f") board[row][col-1]="a";

	if(row+1<=7){
	    if(board[row+1][col]=="f") board[row+1][col]="a";
	    if(col+1<=7 && board[row+1][col+1]=="f")  board[row+1][col+1]="a";
	    if(col-1>=0 && board[row+1][col-1]=="f") board[row+1][col-1]="a";
	}
	if(row-1>=0){
	    if(board[row-1][col]=="f") board[row-1][col]="a";
	    if(col+1<=7 && board[row-1][col+1]=="f") board[row-1][col+1]="a";
	    if(col-1>=0 && board[row-1][col-1]=="f") board[row-1][col-1]="a";
	}
    }

    else if(piece=="q" || piece=="Q") {
	addrookattack(board, row, col);
	addbishopattack(board, row, col);
    }
    else if(piece=="b" || piece=="B") { addbishopattack(board, row, col); }
    else if(piece=="r" || piece=="R") { addrookattack(board, row, col); } 
    else if(piece=="n" || piece=="N") {
	if(row+2<=7 && col+1<=7 && board[row+2][col+1]=="f") board[row+2][col+1]="a";
	if(row+2<=7 && col-1>=0 && board[row+2][col-1]=="f") board[row+2][col-1]="a";
	if(row-2>=0 && col+1<=7 && board[row-2][col+1]=="f") board[row-2][col+1]="a";
	if(row-2>=0 && col-1>=0 && board[row-2][col-1]=="f") board[row-2][col-1]="a";

	if(col+2<=7 && row+1<=7 && board[row+1][col+2]=="f") board[row+1][col+2]="a";
	if(col+2<=7 && row-1>=0 && board[row-1][col+2]=="f") board[row-1][col+2]="a";
	if(col-2>=0 && row+1<=7 && board[row+1][col-2]=="f") board[row+1][col-2]="a";
	if(col-2>=0 && row-1>=0 && board[row-1][col-2]=="f") board[row-1][col-2]="a";    
    }
    else if(piece=="p"){ 
	if(row+1<8 && col-1>=0 && board[row+1][col-1]=="f") board[row+1][col-1]="a";
	if(row+1<8 && col+1<=7 && board[row+1][col+1]=="f") board[row+1][col+1]="a";
    }
    else if(piece=="P"){
	if(row-1>=0 && col+1<=7 && board[row-1][col+1]=="f") board[row-1][col+1]="a";
	if(row-1>=0 && col-1>=0 && board[row-1][col-1]=="f") board[row-1][col-1]="a";
    }
}

void printboard(string board[8][8]){
    for(int r=0;r<8;r++){
	for(int c=0;c<8;c++){
	    cout<<board[r][c]<<" ";
	}
	cout<<endl;
    }
}


void addbishopattack(string board[][8],int row, int col){
    bool conf=false;
    int trow=row, tcol=col;
    while(!conf){
	tcol++;trow++;
	if(tcol>=8 || trow>=8 || (board[trow][tcol]!="f" && board[trow][tcol]!="a")) conf=true;
	else board[trow][tcol]="a";
    }
    conf=false;
    trow=row;tcol=col;
    while(!conf){
	tcol++;trow--;
	if(tcol>=8 || trow<0 || (board[trow][tcol]!="f" && board[trow][tcol]!="a")) conf=true;
	else board[trow][tcol]="a";
    }
    conf=false;
    trow=row; tcol=col;
    while(!conf){
	tcol--;trow--;
	if(tcol<0 || trow<0 || (board[trow][tcol]!="f" && board[trow][tcol]!="a")) conf=true;
	else board[trow][tcol]="a";
    }
    conf=false;
    trow=row; tcol=col;
    while(!conf){
	tcol--;trow++;
	if(tcol<0 || trow>=8 || (board[trow][tcol]!="f" && board[trow][tcol]!="a")) conf=true;
	else board[trow][tcol]="a";
    }
}

void addrookattack(string board[][8], int row, int col){
    bool conf=false;
    int trow=row, tcol=col;
    while(!conf){
	trow++;
	if(trow>=8 || (board[trow][tcol]!="f" && board[trow][tcol]!="a")) conf=true;
	else board[trow][tcol]="a";
    }
    conf=false;
    trow=row; tcol=col;
    while (!conf){
	trow--;
	if(trow<0 || (board[trow][tcol]!="f" && board[trow][tcol]!="a")) conf=true;
	else board[trow][tcol]="a";
    }
    conf=false;
    trow=row; tcol=col; 
    while (!conf){
	tcol++;
	if(tcol>=8 || (board[trow][tcol]!="f" && board[trow][tcol]!="a")) conf=true;
	else board[trow][tcol]="a";
    }
    conf=false;
    trow=row;tcol=col; 
    while (!conf){
	tcol--;
	if(tcol<0 || (board[trow][tcol]!="f" && board[trow][tcol]!="a")) conf=true;
	else board[trow][tcol]="a";
    }
}