local controllerSide = sensors.getController()
print( controllerSide )
local sensorName = "Sensor"
print( sensorName )
local WorldProbe = sensors.getProbes( controllerSide, sensorName )[1]
local targets = sensors.getAvailableTargetsforProbe(controllerSide, sensorName, WorldProbe)
local data = {}

for k,v in pairs( targets ) do
    table.insert( data, sensors.getSensorReadingAsDict( controllerSide, sensorName, v, WorldProbe ) )
end

local players = 0
for k,entity in pairs( data ) do
    if entity.name == "vq" or entity.name == "EntityPlayer" then
        players = players + 1
    end
end

print( "Number of players: "..players )