try entitySentiment

request

GET https://language.googleapis.com/v1beta2/documents:analyzeEntitySentiment?key=xxxxx
{
  "document":{
    "type":"PLAIN_TEXT",
    "content":"Chimera Station might seem like a simple worker placement game, but the evolving workers (that have awesome parts you put together) and the great combo plays makes it so much more. It's a great game that I highly recommend to any euro fans out there"
  },
  "encodingType":"UTF8"
}

response

{
  "entities": [
    {
      "name": "Chimera Station",
      "type": "ORGANIZATION",
      "metadata": {},
      "salience": 0.6884859,
      "mentions": [
        {
          "text": {
            "content": "Chimera Station",
            "beginOffset": 0
          },
          "type": "PROPER",
          "sentiment": {
            "magnitude": 0,
            "score": 0
          }
        }
      ],
      "sentiment": {
        "magnitude": 1.4,
        "score": 0.3
      }
    },
    {
      "name": "worker placement game",
      "type": "OTHER",
      "metadata": {},
      "salience": 0.08484528,
      "mentions": [
        {
          "text": {
            "content": "worker placement game",
            "beginOffset": 41
          },
          "type": "COMMON",
          "sentiment": {
            "magnitude": 0.9,
            "score": 0.9
          }
        }
      ],
      "sentiment": {
        "magnitude": 0.9,
        "score": 0.9
      }
    },
    {
      "name": "workers",
      "type": "PERSON",
      "metadata": {},
      "salience": 0.058232278,
      "mentions": [
        {
          "text": {
            "content": "workers",
            "beginOffset": 81
          },
          "type": "COMMON",
          "sentiment": {
            "magnitude": 0.4,
            "score": 0.4
          }
        }
      ],
      "sentiment": {
        "magnitude": 0.4,
        "score": 0.4
      }
    },
    {
      "name": "parts",
      "type": "OTHER",
      "metadata": {},
      "salience": 0.05116866,
      "mentions": [
        {
          "text": {
            "content": "parts",
            "beginOffset": 108
          },
          "type": "COMMON",
          "sentiment": {
            "magnitude": 0.9,
            "score": 0.9
          }
        }
      ],
      "sentiment": {
        "magnitude": 0.9,
        "score": 0.9
      }
    },
    {
      "name": "combo plays",
      "type": "EVENT",
      "metadata": {},
      "salience": 0.04694421,
      "mentions": [
        {
          "text": {
            "content": "combo plays",
            "beginOffset": 146
          },
          "type": "COMMON",
          "sentiment": {
            "magnitude": 0.8,
            "score": 0.8
          }
        }
      ],
      "sentiment": {
        "magnitude": 0.8,
        "score": 0.8
      }
    },
    {
      "name": "game",
      "type": "WORK_OF_ART",
      "metadata": {},
      "salience": 0.042875517,
      "mentions": [
        {
          "text": {
            "content": "game",
            "beginOffset": 194
          },
          "type": "COMMON",
          "sentiment": {
            "magnitude": 0.9,
            "score": 0.9
          }
        }
      ],
      "sentiment": {
        "magnitude": 1.1,
        "score": 0.5
      }
    },
    {
      "name": "more",
      "type": "OTHER",
      "metadata": {},
      "salience": 0.015670365,
      "mentions": [
        {
          "text": {
            "content": "more",
            "beginOffset": 175
          },
          "type": "COMMON",
          "sentiment": {
            "magnitude": 0,
            "score": 0
          }
        }
      ],
      "sentiment": {
        "magnitude": 0,
        "score": 0
      }
    },
    {
      "name": "fans",
      "type": "PERSON",
      "metadata": {},
      "salience": 0.011777749,
      "mentions": [
        {
          "text": {
            "content": "fans",
            "beginOffset": 235
          },
          "type": "COMMON",
          "sentiment": {
            "magnitude": 0,
            "score": 0
          }
        }
      ],
      "sentiment": {
        "magnitude": 0,
        "score": 0
      }
    }
  ],
  "language": "en"
}