Help needed with IF and COUNTIFS Formulas

Is anyone able to advise the following formula: =COUNTIFS($B$5:$B$15,$R$4,$C5:$C15,"<=" & V3,$D5:$D15, ">" & V3)-COUNTIFS($B$5:$B$15,"="&$R$4,$G5:$G15,"<=" & V3,$H5:$H15, ">" & V3)-COUNTIFS($B$5:$B$...